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英语常见词根词缀表
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使用说明：下表中黑体字部分为词根和前后缀及其变体；两斜杠之间的斜体字为词根词缀的
含义；其后是例词。变体和原体的含义相同，只是由于元音或辅音的发音关系，
原体发生了变化，产生了变体而已。
例如：在“a-, an- / without, lacking, not / asymmetric, apolitical, anemia”例条中，
a- 和 an- 为前缀，其中 an- 为 a- 的变体；/ without, lacking, not / 为该前缀的含
义；而asymmetric, apolitical和anemia为例词。
前缀:
a-, an- / without, lacking, not / asymmetric, apolitical, asexual, anemia, anarchy
ab-, a-, abs- / from, away from / abduct, abjure, abdication, avert, abstain
ad-, ac-, af-, ag-, an-, ap-, ar-, as-, at- / to, forward / admit, adjure, accord, affliction,
aggregation, annexation, apparition, arraignment, assumption, attendance
ambi- / both / ambidextrous, ambivalent
amphi- / round, about / amphitheater, amphigens
an-, ana- / up; up through, back / anatomy, analysis, anachronism
ante-, anti- / before / antecedent, antebellum, anticipate
anti- / counter, against / antibiotic, antibody, antisocial, antifascist
apo- / away, from / apostasy, apostle
ar-, arch- /chief, principal / archangel, archenemy, architect
be- / to make, to take from / belittle, befriend, betake, bespeak
belli- / war / belligerent, rebellious, bellicose
ben-, bon- / good, well / benefit, benediction, benign, bonus
bi- / two / bicycle, bilateral, bisect, bipolar, bivalence
biblio- / book / bibliography, bibliophile, Bible
by- / aside or apart from the common, secondary / by-product, bypass, byname
cat- / downwards, under, against / catacomb, catechise, catastrophe
circu-, circum- / around / circumnavigation, circumlocution, circumspection, circuit
com-, con-, col-, cor-, co- / together, with / combine, compassion, contract, concentric,
collaborate, correspond, cooperation
contra- / against / contradiction, contraband, contrast
de- / down from, away / decapitate, dehydrate, dehumanize, degrade
demi- / a half or a part of / demi-god, demilune, demiwolf
di-, dia- / through, across / diode, diameter, dialog, dialectics
dif-, dis- / not, the opposite, apart / different, diffuse, disagree, divert, dispel
dys- / badly, with difficulty, hard / dyscrasia, dyslexia, dyspepsia
e- / out / emigrant, egress, emit, elope, ejaculate, eject
ec-, ef-, ex- / an outcome of / effect, effulgence, ecstasy, eccentric, expire
em-, en- / to make / employ, embrace, enable, enrich
em-, en- / in, on, into / encage, enclose, embalm, emphasis, energy
epi- / on, outer, over / epidermis, epicenter, epitaph
equi- / equal / equilateral, equilibrium, equivalent
ex-, exo-, extra- / from, out of, without / export, exodus, exotic, ex-officio, extraordinary
eu- / beautiful, good / eulogize, eugenics, euphemism
for- / not, against, away / forget, forbid, forgo, forfend
fore- / before, in front of / forehead, foretell, forefather
hemi- / a half / hemisphere, hemistich, hemicrania
hetero- / denoting dissimilarity / heterogeneous, heterodox, heterarchy
homo- / denoting similarity / homogeneous, homonym, homosexual
hydro- / water / hydraulics, hydrometer, hydropathy
hyper- / over, beyond, excessive / hypertension, hypercritical, hypersensitive
hypo- / under, beneath, down / hypothesis, hypothermia, hypocrisy
im-, in-, il-, ir- / in, into, on / imbibe, import, income, input, illustration, irrigation
im-, in-, il-, ir- / not / impossible, immature, inconsiderate, ineffectual, illegal, irresponsible
infra- / under, beneath / infrared, infra-structure, infra-costal
inter- / between / international, interpersonal, interaction, Internet
intra-, intro- / within / intramural, intravenous, Intranet, introduction, introspection
iso- / equality or similarity / isocheimal, isochomatic
kilo- /a thousand/ kilogram, kilowatt, kilometer
magna- /big, great/ magnanimous, magnitude, magnum
macro- / big / macrocomputer, macrocontrol, macroeconomy
mal- / bad, wrong / malnutrition, maltreatment, malapropism
mega- / of great size / megaphone, megaton, megalopolis, megavolt
meta- / beyond, transcending / metaphor, metaphysics, meta-memory
micro- /small / microcomputer, microcontrol, microeconomy
milli- /a thousand/ millennium, millimeter, millisecond
mis- / bad, wrong / mistake, misspelling, mispronounce, mislead
mono- / one, alone / monotony, monogamy, monochrome
multi- / many / multiple choice, multilateral, multimedia
neo- / new / neo-Confucianism, neolithic, neology, neodoxy
neu- / non-partial / neutral, neutron
neuro- / nerve / neurology, neurotic, neurasthemia
non- / not, reversing the sense / nonalignment, nonsmoker, nonsense
ob-, oc-, of-, o-, op- / in the way of, against / object, obsolete, occasion, offend, omit, oppose
omni- / all / omnivorous, omnibus, omniscient
out- / beyond, exceeding / outbid, outbreak
over- / beyond, excessive / overwork, overawe, overcoat
paleo- / old, anscient / paleoanthropology, paleobiology, paleolithic
pan-, panta- / all, everything / pan-America, pantomime, pandemonium
para- / alike, comparison, unlike / paraphrase, paradox, parody
peri- / around / peripheral, periscope, perimeter
poly- / many / polytechnic, polymer, polyglot
post- / after / postgraduate, posthumous, postwar
pre- / before / prewar, prepare, preposition, preschool
pro-, por-, pur- / forward, forth / progress, proceed, portend, pursue
pseud- / false or spurious / pseudo-science, pseudo-membrane, pseudonym
re-, retro- / back, again / regression, review, retrospect, retrogressive
se- / aside, separating / secede, seduce, sedition, separate
semi- (hemi-) / half, partly / semiconductor, semifinal, semicircle, hemisphere
sub-, suc-, suf-, sug-, sus-, / under / submit, submarine, succeed, suffix, suggest, support
sustain, subsonic
super- / above, greater, better / supersonic, supermarket, superpower, superiority
syn-, sym- / with, together / sympathy, symmetry, synchronic, synonym
trans- / across / transport, transplant, translation, transcontinental
tri- / three / tricycle, triple, triangle
ultra- / beyond, excessive, extreme / ultrasonic, ultraviolet
un- / not / undecided, unimportant
under- / beneath, lower in rank or degree / underdog, underfeed, undercoat
uni- / one / unite, unification, uniform
up- / upwards / uproot, upcast, upstart
with- / opposition, privation / withdraw, withstand
后缀:
-able, -ible / adj. capable of, fit for / eatable, workable, considerable, sizable
-ac /adj. like, pertaining to / cardiac, maniac
-age, -ance, -ence, -ancy, -ency /n. signifying the state of being / coinage, acceptance,
existence, constancy, consistency
-ate / v. to make / activate, motivate, originate
-cle, -cule / adj. or n. small, little / particle, sickle, animalcule, miniscule
-dom / n. signifying dominion, office / kingdom, officialdom
-er, -or, -eer / n. one who / worker, writer, professor, engineer
-fy / v. to make / beautify, purify, simplify
-ic, -ical / adj. relating to, having the nature of / historic, economic, biblical, mechanical
-ics /n. study / economics, physics, linguistics
-il, -ile /adj. having the property of / civil, juvenile, puerile, ductile
-ism / n. action or practice, theory or doctrine / mechanism, imperialism, dogmatism
-ist / n. one who / physicist, communist, cyclist
-ity / n. condition, quality / activity, flexibility, identity, probability, feasibility
-ize / v. to make / modernize, revolutionize, popularize, realize
-logy / n. study, work / geology, psychology, metallurgy
-ment, -mony / n. the state of being / experiment, movement, harmony, hegemony
-ness / n. condition, quality, state of being / carelessness, sadness, illness
-oid / n. like, resembling / asteroid, mongoloid, anthropoid
-ous, -ious, -ose /adj. having the quality of / industrious, dangerous, bellicose
-ship / n. the state or quality of / sportsmanship, partnership, friendship
-tion, -ation, -sion /n. condition, the act of / information, reflection, extroversion
-tude, -ty / n. signifying the property / attitude, altitude, radioactivity, tenacity
-ward(s) / signifying direction / eastward, homeward, upward
(常见的拉丁或希腊语词尾):
-us cactus, alumnus, impetus (original plural form: “i”, alumni)
-a alumna, vita, formula (original plural form: “i”, alumni, or “ae”, formulae)
-um datum, curriculum (original plural form: “a”, data, curricula)
-ia, -sis, -tis (medical terms) anoxia, anemia, dyslexia, tuberculosis, hepatitis, meningitis
词根:
-acr- / sharp / acrimonious, acerbity, acidulate
-act-, -ag- / to do / action, reaction, agent,
-aev- / age, era / primeval, coeval, medieval
-agog- / leader / demagogue, pedagogue
-agri-, -agrari- / field / agriculture, agrarian, peregrination
-ali- / another / alias, aliens, inalienable
-ann-, -en- / year / annual, anniversary, centennial, biennial
-anim- / spirit / unanimous, magnanimous, animation
-anthrop- / human / anthropology, misanthrope, philanthropist
-aqua- / water / aquatic sports, aquarium, aquanaut
-arch- / government, chief, leader / monarchy, anarchy, archbishop
-aster-, -astro-, -stellar- / star / asteroid, astronomy, constellation
-audi- / hear / auditor, auditorium, audio-visual lab
-auto- / self / autobiography, automation, automobile, autism
-belli- / fight, war / bellicose, belligerent, rebellion
-bio- / life / biology, biography, biochemical, antibiotics
-bon-, -ben- / good / bonus, debonair, benefit, benign, benediction
-brev- / short / brief, abbreviate, brevity
-cad-, -cas- / to fall / cadence, decadent, accident
-cap-, -capt-, -cep- / to take / capture, precept, participate
-cap-, -capit- / head, chief / capital, captain, decapitation, per capita income
-carn- / flesh, body / carnivore, incarnation
-ced-, -cess- / go, move, yield / precede, recede, succeed, antecedent, secede, process
-cent- / one hundred / century, centennial, percentage, centigrade, centipede
-centr- / center / central, concentric, centrifugal, concentrate
-chrom- / color / monochrome, trichromatic chromosome
-chron- / time / chronology, anachronism, synchronic, chronicle
-cid-, cis- / cut / incision, homicide, precision
-cit- / call / excite, incite, recite
-civi- / citizen / civil, civilian, civilization
-clam- / to cry out / clamorous, acclamation, exclaim
-claud-, -claus-, -clos-, -clud- / to close / claustrophobia, enclose, conclude
-cogno- / knowledge, knowing / cognition, recognition, incognito, acognostic
-comp- / to fill / complete, complement, comply
-cord- / heart / accord, cordial, discord
-corp- / body / corpse, corps, incorporation, corporeal
-cred- / to believe / credence, incredulous, incredible
-cur- / to care / curator, sinecure, to cure
-curr-, -curs- / course, to run / excursion, current, precursor, curriculum
-cycle- / cycle / bicycle, tricycle, recycle
-dat- / to give / data, mandate, date
-demo- / people / demography, democracy, demagogue, epidemic
-deb- / to owe / debt, indebtedness, debenture
-derm- / skin / epidermis, pachyderm, dermatology
-di-, -diurn- / daytime / diary, diurnal, journal
-dic- / say, speak / dictation, dictionary, dictator, contradiction
-doc- / to teach / docile, doctrine, document, doctor
-domin- / to rule / dominate, domain, indomitable
-duc- / lead / aqueduct, conductor, education, viaduct
-dynam- / power, strength / dynamite, dynamo, dynamics
-ego- / self / egocentric, egotism
-erg- / to work / energy, ergatocracy, metallurgy
-err- / to wander, to deviate / error, erratic, errand
-fact-, -fect- / make, do / factory, manufacture, effect, affect
-fall-, -fals- / to deceive / fallacy, infallible, falsification
-fer- / to bring, to bear / ferry, transfer, coniferous, refer
-flect- / bend / inflexible, reflect
-gam- / marriage / monogamy, bigamy, polygamy
-gen- / produce, birth / gene, generator, eugenic, generation
-geo- / earth / geology, geothermal, geometric
-graph-, -gram- / writing / geography, biography, telegram, diagram
-greg- / group, together / gregarious, aggregate, egregious
-helio- / the sun / heliotrope, heliograph, helium
-homo- / of human / homicide, homunculus,
-hydr- / water, of hydrogen / hydraulic, dehydrate, hydrotherapy, hydrocarbon, hydroxide
-it-, -itiner- / journey, road / exit, itinerary, reiterate
-jac-, -jec- / to throw / ejaculate, project, reject
-jur- / to swear / jury, abjure, perjury, jurisdiction
-lab-, -labor- / to work / laboratory, collaborate, laborious
-leg- / law / legislature, legal, legitimate
-leg-, -lect- / to choose / election, select, legible, eligible
-lib- / book / library, libretto, libel
-locu-, -log-, -loq- / to talk / elocution, monologue, soliloquy, eloquent
-luc- / light / elucidate, lucid, translucent
-magn- / big, great / magnum, magnanimous, magnify
-man- / hand / manufacture, manuscript, manicure, emancipation
-mar-, -mer- / sea, ocean / submarine, mermaid, marinology
-mit-, -miss- / send / transmit, emit, transmission, emission, permit, permission
-mon-, -monit- / to warn / admonish, premonition, monitor
-morph- / form, structure / morphology, morpheme, anthropomorphism
-mort-, -mori- / death / mortal, mortuary, moribund
-nav- / ship / navy, navigation, naval
-onym-, -nom- / name / synonym, pseudonym, nomenclature, nomination, misnomer
-oper- / to work / operation, cooperate, opera
-pac- / peace / pacify, pacifist, Pacific Ocean
-pathy- / feeling / sympathy, antipathy, telepathy, empathy
-pel- / to drive / compel, dispel, repel, propel
-pet-, -petit- / to seek / petition, compete, appetite
-phil- / love / Anglophile, hydrophilic, philosophy, philanthropist
-phob- / hate, fear / claustrophobia, acrophobia, xenophobia
-phon- / sound / telephone, microphone, phonology
-pod-, -ped- / foot / tripod, pedestrian, centripetal
-pon-, -pos- / position / postpone, position, preposition, positive
-polis- / city / metropolis, Indianapolis
-port- / carry / porter, portable, transport, exportation
-pseudo- / false, sham / pseudonym, pseudo-science, pseudology, pseudomorph
-psych- / mind / psychology, psychoanalysis, psywar
-put-, -putat- / to trim, to calculate / amputate, compute, putative, reputation
-que-, -qui- / to ask / question, query, request, inquisitive, prerequisite
-rid-, -ris- / to laugh / ridiculous, risibility, derision
-rog- / to ask / interrogate, prerogative, derogatory
-rupt- / to break / rupture, interrupt, eruption, bankrupt
-sci- / knowledge / science, omniscient, consciousness
-scrib-, -script- / write / scribble, inscribe, description, prescription, manuscript, scripture
-sed-, -sess- / to sit / session, sedentary, president, residence
-sens-, -sent- / to think, to feel / sense, sensitive, sensation, resent, consent
-sequ-, -secut- / follow / sequence, consequence, consecutive
-sol-, -solut- / to loosen / solvent, solution, absolve, dissolute, absolute
-son- / sound / subsonic, consonant, resonant, ultrasonic
-spect- / look at / spectrum, inspection, circumspection, retrospection
-spir- / breathe / spirit, aspiration, respiration
-soph- / wise / philosophy, sophisticate, sophomore
-tang-, -tact- / to touch / tangent, tangible, contact, contingent
-tele- / far / television, telephone, telediagnosis, telex
-temp- / mood / temper, temperament, temptation, contemptuous
-tempor- / time / temporary, contemporary, extemporaneous, temporize
-ten-, -tent- / to hold / tenable, tenacity, content, tenure
-terr- / land, earth / territory, subterranean, extraterrestrial, Mediterranean, inter
-theo-, -the- / god / theology, atheism, theory, pantheism
-therm- / heat / thermos bottle, thermometer, geothermal energy
-urb- / city / urban, suburban, urbane
-urn- / day / diurnal, nocturnal, journal
-ven-, -vent- / come / intervene, prevention, convention
-ver- / true / verify, verily, verisimilar, veracious
-via- / way / viaduct, deviation, trivial
-vid-, -vis- / see / video, visualize, vision, vista
-vinc-, -van- / conquer / victory, invincible, vanquish, vanity
-voc-, -vok- / call / vocation, revoke, invoke, provoke
-volv-, -volut- / to roll, to turn / evolve, revolve, convolution
第一
先理解词类
十大词类：
1，名词，Nouns (n.) 表示人或事物的名称 box, pen,tree,apple
2，代词，Pronouns (pron.)代替名词、数词、形容词We, this, them,myself
3，形容词， Adjectives(adj.) 用来修饰名词，表示人或事物的特征 good, sad, high, short
4，数词，Numerals(num.)表示数目或顺序 one,two, first
5，动词，Verb (v.) 表示动作或状态 Jump,sing,visit
6，副词，Adverbs（adv.) 修饰动、形、副等词，表示动作特征 there,widely,suddenly
7，冠词，Articles (art.) 用在名词前，帮助说明名词所指的范围 a, an, the
8，介词，Prepositions (prep.) 用在名词或代词前，说明它与别的词的关系 in,on,down,up
9，连词，Conjunctions (conj.) 表示人或事物的名称if,because,but
10，感叹词， Interjections (int.) 代替名词、数词、形容词等 oh,hello,hi,yeah
vt.是及物动词，vt.后必须跟宾语：sing a song
vi.是不及物动词，vi.后不直接带宾语或不带宾语:jump high
主要看后缀 一般有LY的是形容或副词，
第二 英语常见词根词缀(一)常见词根
词根 语义 例词 词根 语义 例词
acou 听,闻 acoustics,acoumeter capit 头 capitate,capital
aer 空气,大气 aeroplane,aerial center 中心 concentrate
ag,ac 做,动作 agent,action chrom 颜色 chromosome
agr 农业 agrarian,agriculture chron 时间 chronicle,chronicology
alt 高 altitude,altimeter cine,kine 活动 kinematics,kinesiology
am,amor 亲,亲爱 amity,amorous cir 圆,环 circular,encircle
ampl 广大,宽阔 ample,amplify cosmo 世界,宇宙 cosmology,cosmopolis
ann 年 annual,annuitant crat 信奉…..政治主张者 democrat,plutocrat
anthrop 人 anthropology crypt 隐蔽,秘密 cryptogram.cryptonym
aqu 水 aqueous cur 跑 current,recur
arch 首领 archbishop,arch-criminal cycl 圆,环 bicycle,cycloid
astr 星 astronomy cyt,cyte,cyto 细胞 leucocytecytoplasm
atm 大气,蒸汽 atmosphere,atmology dem 人民 democracy,demography
aud 听 auditor,inaudible dent 牙齿 dentist,dental
auto 自己,自动 automation,autography dict 说 predict,diction
bar 气压 barometer,barobiology duct 引导 aqueduct,conduct
bathy 深 bathymeter,bathysphere dur 持久 durable,endure
biblio 书 bibliography,bibliophile dynam 力,动力 dynamics,dynaflow
bio 生命,生物 biology,biography electro 电,电的 lelctroanalysis,electrocute
bre 短 brevity,abbreviate equ 相等 equality,equator
cad,cas 落下 cascade,caducous eu 好,幸福 eugenics,euphony
calori 热,热的 calorie,calorifacient fer 搬运,转移 transfer,ferry
cap,cep 拿 capture,accept flict 打击 inflict,conflict
词根 语义 例词 词根 语义 例词
frater 兄弟 fraternal,fratricide mot,mob,mov 动 motion,mobile,move
gamos 婚姻 monogamy,polygamy naut,nav 船,航运 nautical,navy
gen 起源 pathogen,oxygen neur,neuro 神经 neurasthenia,neuron
geo 地球,土地 geology,geophysics nomy 法则,学科 astronomy,taxonomy
graph 书写的器具或结果 telegraph,phonograph nym 名字 anonymous,synonym
haem,hem 血液 haematology,haemorrhage ortho 正确的,直立的 orthography,orthodox
heli,helio 太阳 heliocentric,heliograph paleo 古,原始 paleolithic,paleophyte
hom,human 人 momicide,humanist pater 父 paternal,paternity
homo 同 homophone,omogeneous pathy 感情,疾病疗法 apathy,leucopathy
hydro 水,氢的 hydroelctric,hydrography ped,pod 足 pedestrian,centipede
ject 扔 inject,reject pend 悬挂 pending,pendulous
junct 连接 conjunction,adjunct peri 周围,包围 periphery,periphrase
lith,lite 岩石 lithograph,neolithic philo,phile 爱好 philharmonic,philanthropy
loqu,loc 说话 colloquial,loquacious phobia 病态性恐惧 hydrophobia,xenophobia
magnet 磁力,磁 magnetophone,magnetoptics phone 声音 phonetics,microphone
manu,man 手 manuscript,manual photo 光,照相术 photocopy,photometry
mand,mend 命令 command,demand poly 多,复,聚 polyarchy,polychrome
mar 海 marine,maritime pseudo 假,伪,拟 pseudoscience,pseudoraph
mater 母 maternal,maternity psycho 精神 psychic,psychoanalysis
meter 计量器 thermometer,speedmeter rupt 破坏,毁坏 rupture,interrupt
micro 小,微 microbe,microcosm scope 观察的仪器 telescope,microscope
mort 死亡 mortality,mortician sec 切,割 secant,dissect
morph 形式 morphology,amorphous sequ 跟随 sequence,sequel
词根 语义 例词 词根 语义 例词
sol 太阳 solar,solarium
tele 远,电报,电视 telephone,telecamera
term 末端 terminal,terminate
theo 神 theology,theocracy
thermo 热 thermonuclear
type 模型,版 homotype,phototype
vid,visuo 看见 video,visuometer
voc 叫唤 vocal,convocation
volv 滚动 revolve,devolve
xeno 异,外国人 xenogamy,xenograft
xylo 木 xylograph,xylophone
zoo 动物 zoology,zoophyte
(二)常见前缀 1.表示数量的前缀
词根 语义 例词 词根 语义 例词
hemi- 半 hemicycle hecto- 百 hectometer
semi- 半 semiconductor centi- 百,百分之一 centipede,centigrade
demi- 半 demilune kilo- 千 kilowatt
uni- 一 unify milli- 千分之一 milligram
mono- 一 monotonous multi- 许多 multitude,multinational
di- 二 dioxcide myria- 万,无数 myriameter,myriad
bi- 二 bisect poly- 许多 polygon
ambi-,amphi- 二,双 ambiguous,amphibian mega- 百万,兆 megaton,megawatt
du(o)- 二,双 dual,duetto micro- 小,微量,百万分之一 microampere
tri- 三 trigonometry
quadr- 四 quadrilateral
tetra- 四 tetralogy
penta- 五 pentagon
quinqu- 五 quintet
hexa- 六 hexahedron
sex- 六 sexennial
hepta- 七 heptagon
sept- 七 septavalent
oct(a)- 八 octopus,October
ennea- 九 enneagon
nona- 九 nonagon
deca- 十 decagon
deci- 十 decimal
2.表示否定的前缀
词根 语义 例词 词根 语义 例词
in-,il-,im-,ir-,ig- 不,非,无 inability,illiterate,impossible,irregular,ignoble
non- 非,未 nonalignment,nonage
un- 不,无 unemployment
3.表示差别关系的前缀
词根 语义 例词 词根 语义 例词
by- 副,次要的 byproduct
extra- 超越,额外 extraordinary
hyper- 超出,过于 hypertension
hypo- 次,亚 hypotype
infra- 低下 infrahuman
out- 超过 outwit
over- 过度 overcare
pre- 超过 preeminent
quasi- 类似,准 quasi-official
sub- 次,亚 subcontinent
super-,sur- 超过 supersonic
ultra- 极端 ultraleftist
under- 不足,低劣 underdeveloped
4. 表示逆转的前缀 5.变换词类的前缀
词根 语义 例词 词根 语义 例词
un- "相反的动作" unlock,unhook a- 动词变换为谓语性形容词 aglimmer,astir
de- 去,反,解 deoxicide,decentralize be- 变换为及物动词 becalm,befall
dis- 反转,还原 disarm,disappear
6.表示方位的前缀
词根 语义 例词 词根 语义 例词
ante- 在前 anteroom intro- 在内,进入 intravascular
by- 附近 bypath out- 外,向外 introduce
apo- 远,远离 apogee over- 在……上面 outflow
circum- 周围,环绕 circumcircle,circumstance post- 在……后面 overground
en- 进入 encage pre- 在……前面 postcript
endo- 在里面的 endoderm pro- 向前 postwar
epi- 在外面的 epicycle retro- 后退 preposition
ex- 外部,向外 export sub-,sup-,suc-,suf- 在…...下面,低,次,亚 preliberation
fore- 在前面 exit super- 在上
hypo- 在……之下 forearm,forehead supra- 在……之上
in-,im-,ir-,il- 向内,进入,朝 bypoderm trans- 横过,贯通
infra- 在下,在下部 import,invade,inshore,irrigate,illumine ultra- 在……那边
inter- 在……中间 infrastructure up- 向上
intra- 在内,内部 international
7.表示时间顺序的前缀
词根 语义 例词
ante- 先前,早于 antecedent,anticipate
ex- 前任,旧 ex-prime minister
fore- 前面 forecast
mid- 中间 midnight
neo- 新,新近 neocolonialism
post- 在后 posthumous
pre- 前面 prehistory
pro- 前面 prophet
re- 重新 reconsider
经济学专业
英文：economics
读法：英 [ˌi:kəˈnɒmɪks] 美 [ˌi:kəˈnɑ:mɪks]
释义：n.经济学（专业）；经济；国家的经济状况
词汇搭配：
1、positive economics 实证经济学
2、applied economics 现实经济学
3、quantitative economics 数量经济学
4、regional economics 区域经济学
例句：
She is studying economics at college.
她在大学里读经济学专业。
扩展资料
记忆技巧：economy 经济 + ics …学 → 经济学
词根词缀
后缀-ics 表名词，“…学，…术”
1、aeronauticsn. 航空学
aeronaut 飞船驾驶员 + ics …学，…术 → 航空学
2、athleticsn. 运动学
athlete 运动员 + ics …学，…术 → 运动学
3、dynamicsn. 动力学
dynam 力量 + ics …学，…术 → 动力学
4、electronicsn. 电子学
electron 电子 + ics …学，…术 → 电子学
5、linguisticsn. 语言学
linguist 语言学家 + ics …学，…术 → 语言学