aero:concerning the air or aircraft
plane( 飞机)—aeroplane(飞机)
space(空间, 间隔)—aerospace(航空宇宙)
anti: against;opposite of
nuclear([核]核子的)—antinuclear(反对使用核武器的)
matter( 物质)—antimatter(反物质)
war(战争、作战、 打仗)—antiwar(反战的, 反对战争的)
auto: of or by oneself
biography(传记)—autobiography(自传)
criticism(批评, 批判)—autocriticism(自我反省, 自我检讨)
be:to treat as the stated thing
friend(朋友, 助手)—befriend(待人如友, 帮助)
little(很少的, 矮小的,很少)—belittle(轻视, 使渺小, 使……显得渺小)
bi: two;twice;double
lingual(语言的)—bilingual(能说两种语言的)
cycle( 自行车)—bicycle(脚踏车, 自行车)
bio:concerning living things
chemistry(化学)—biochemistry(生物化学)
sphere(圈子)—biosphere(生物圈)
by—:less important
product(产品, 产物,)—by-product(副产品, 附加产物)
way(路,道路)—byway(小道)
centi: hundredth part
grade(等级)—centigrade(分为百度的, 百分度的, 摄氏温度的)
meter(米)—centimeter(厘米)
co: together, with
author(作家, 创造者)—coauthor(合著者, 共同执笔者,合著)
exist(存在, 生存)—coexist(共存)
col:(used before l) together, with
location(位置, 场所)—collocation(排列, 配置)
com:(used before b, m, p)together, with
passion(激情, 热情)—compassion(同情,怜悯)
con:together, with
centric(中心的, 中央的)—concentric(同中心的)
federation(同盟, 联邦, 联合, 联盟)—confederation(联邦)
contra:opposite
diction(措辞, 用语, 言语)—contradiction(反驳, 矛盾)
natural(自然的, 自然界的)—contranatural(违背自然的)
cor:(used before r) together, with
relate(叙述, 讲, 使联系, 发生关系)—correlate(使相互关联,和……相关)
respond(回答, 响应, 作出反应,有反应)—correspond(符合, 协调, 通信, 相当, 相应)
counter:opposite
act(担当,表现, 见效)—counteract(抵消, 中和, 阻碍)
attack(攻击)—counterattck(反引力)
cross:across;going between the stated things and joining them
country(乡下的, 乡村的, [方]祖国的, 故乡的)—crosscountry(越野的, 横过田野的)
breed((使)繁殖, 教养, 抚养,品种, 种类)—crossbreed([生物]杂种,异种交配, 培育杂种, (使)杂交)
de:showing an opposite; to remove; to reduce
code(代码, 密码)—decode(解码, 译解)
value(评价, 重视)—devalue((=devaluate)减值, 贬值)
dis:not; the opposite of
advantage(优势, 有利条件)—disadvantage(不利, 不利条件, 缺点, 劣势)
agree(同意) —disagree(不一致, 不适宜)
honest(诚实的, 正直的)—dishonest(不诚实的)
em:(used before b,m, p) to cause to become
body(赋以形体)—embody(具体表达, 使具体化)
power(权力,激励)—empower(授权与, 使能够)
en:to cause to become; to make
danger( 威胁)—endanger(危及)
large(大的, 巨大的)—enlarge(扩大, 放大)
ex:former(and still living)
minister(部长, 大臣)—exminister (前部长)
wife(妻子)—exwife(前妻)
extra:outside;beyond
curricular(课程的)—extracurricular(课外的, 业余的)
ordinary(平常的, 普通的, 平凡的)—extraordinary(非常的, 特别的, 非凡的)
fore:in advance, before; in or at the front
arm(臂,武器, 装备)—forearm(前臂,准备战斗, 预先武装, 准备)
warn(警告)—forewarn(预先警告)
il:(used before l) not
legal(法律的, 合法)—illegal(违法的, 不合规定的)
literate(学者,有文化的,有阅读和写作能力的)—illiterate(违法的, 不合规定的)
im:(used before b,m,p)not
moral(道德(上)的, 精神的,道德)—immoral(不道德的, 邪恶的, 放荡的, 淫荡的)
possible(可能的)—impossible(不可能的)
in:not
direct(径直的, 直接的)—indirect(间接的, 迂回的)
sensitive(敏感的, 灵敏的)—insensitive(对……没有感觉的, 感觉迟钝的)
infra:below in a range; beyond
red(红(色)的)—infrared(红外线的,红外线)
structure(结构,构造)—infrastructure(下部构造, 基础下部组织)
inter:between;among
change(改变, 变化)—interchange((指两人等)交换,相互交换)
national(国家的, 民族的)—international(国际的, 世界的,国际性组织, 国际比赛)
intra:inside, within;into
city(城市, 都市)—intracity(市内的)
department(部, 局, 处, 科, 部门, 系, 学部)—intradepartment(内部)
ir:(used before r)not
regular(规则的, 有秩序的)—irregular(不规则的, 无规律的)
responsible(有责任的, 可靠的)—irresponsible(不负责任的, 不可靠的)
kilo:thousand
gram(克,)—kilogram([物]千克, 公斤)
meter(米)—kilometer(公里)
macro:large, esp.concerning a whole system rather than particular parts of
particular parts of
economics(经济学)—macroeconomics(宏观经济学)
structure(宏观结构)—macrostructure(宏观结构)
mal:bad or badly
function(官能, 功能, 作用)—malfunction(故障)
treat(宴请, 款待)—maltreat(虐待, 滥用)
micro:extremely small
computer(计算机, 电脑)—microcomputer(微进化)
electronics(电子学)—microelectronics([电子]微电子学)
mid:middle
day(天, 白天)—midday(正午)
night(夜, 夜晚)—midnight(午夜)
mini:small;short
bus(公共汽车)—minibus( 小型公共汽车)
skirt(裙子)—miniskirt
(迷你短裙, 超短裙)
mis:bad or badly;wrong or wrongly
fortune( 运气, 好运)—misfortune(不幸, 灾祸)
understand(懂, 了解)—misunderstand(误解, 误会)
mono:one;single
plane( 飞机)—monoplane(单翼机)
tone(音调, 语调)—monotone(单调的,单调)
multi:more than one;many
purpose(目的, 意图)—multipurpose(多种用途的, 多目标的)
national(国家的, 国立[有]的, 民族的)—multinational( 多民族的,)
non:not
resident—non()resident
sense 理性, 认识—nonsense(胡说, 废话)
out:outside;eyond
live(活的, 生动的)—outlive(比……长命, 比……耐久)
door(门, 通道, 家, 户)—outdoor(室外的, 户外的, 野外的)
over:too much;above; additional
head(头,头的, 主要的)—overhead(在头上的,在头顶上, 在空中, 在高处)
time(时间, 时侯, 时机, )—overtime(超时, 加班, 延长时间,超时的, 加班的,加班地,使超时)
poly:many
centric(中心的, 中央的)—polycentric(多中心的)
syllabic([语] 音节主音,音节的)—polysyllabic(多音节的)
post:later than;after
graduate((大学)毕业生, 研究生,(使)(大学)毕业)—postgraduate(研究所学生, 研究生,毕业后的)
war(战争,作战, 打仗)—postwar(战后的)
pre:before;in advance
pay(薪水, 工资,支付)—prepay(预付)
war(战争,作战, 打仗)—prewar(战前的,在战前)
pro:in favor of, supporting
America(<美>美国, 美洲(包括北美和南美洲))—proAmerica
abortion—proabortion(流产, 堕胎, 失败, 夭折, 中止, 早产)
pseudo:not real;false
name( 姓名)—pseudonym(假名, 笔名)
science(科学, 自然科学)—pseudoscience(假科学, 伪科学)
re:again;back to the former state
unite(联合, 团结)—reunite((使)再结合)
use(使用)—reuse(再使用,重新使用)
self:by means of oneself or itself;of, to, with, for, or in oneself or itself
employed(雇用, 用, 使用)—selfemployed
taught(teach的过去式和过去分词)—selftaught
semi:half;partly
circle(圆周, 圆形物)—semicircle(半圆形)
final( 决赛)—semifinal(半决赛)
step:not by birth but through a parent who has remarried
mother(母亲, 妈妈)—stepmother(继母)
children(孩子, 孩子们)—stepchildren(继子,继女)
sub:under,below;less imortant;part of the stated bigger whole
divide(分, 划分, 分开, 隔开)—subdivide(再分, 细分)
section(部分)—subsection(分部, 分段)
super:more, larger, greater than usual
market(市场)—supermarket(超级市场)
natural(自然的, 自然界的, 普通的, 正常的)—supernatural(超自然的, 神奇的,超自然物, 不可思议的事)
tele:at or over a long distance;by or for television communication—telecommunication
screen(屏, 银幕)—telescreen(电视屏幕,荧光屏)
therm(o):concerning heat
chemistry(化学)—thermochemistry(热化学)
meter( 计, 表)—thermometer(温度计, 体温计)
trans:across, on or to the other side of; between
Atlantic(大西洋)—transatlantic(大西洋彼岸的)
plant(种植, 栽培, 培养)—transplant(移植, 移种)
tri:three;three times
angular(有角的)—triangular(三角形的)
cycle( 自行车)—tricycle(三轮车, 机器三轮车)
ultra:beyond;very, extremely
modern(近代的, 现代的)—ultramodern(超现代化的)
sound(声音, 语音)—ultrasound(超频率音响)
un:not
certain(确定的, 必然的, 可靠的)—uncertain(无常的, 不确定的, 不可预测的, 靠不住的)
fortunate(幸运的, 幸福的)—unfortunate(不幸的, 使人遗憾的)
under:too little;below
develop(发展,显影)—underdevelop((使)发展不完全, (使)显影不足)
sea(海洋, 大浪)—undersea(海面下的)
uni:one;single
form( 形态, 构成)—uniform(统一的, 相同的)
directional(方向的)—unidirectional(单向的, 单向性的)
vice:next in the rank;below
chairman(主席, 会长)—vicechairman(副主席, 副议长)
president(总统, 会长, 行长)—vicepresident(副总督, 副省长)
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