1 . 常用前缀

aero- : concerning the air of aircraft

plane—aeroplane

space—aerospace

 

anti- : against , opposite of

nuclear—antinuclear

matter—antimatter

war—antiwar

 

auto- : of or by oneself

biography—autobiography

criticism—autocriticism

 

be- : to treat   as the stated thing

friend—befriend

little—belittle

 

bi- : two , twice , double

lingual—bilingual

cycle—bicycle

 

bio- : concerning living things

chemistry—biochemistry

sphere—biosphere

 

by- , bye- : less important

produce—by-produce

way—byway

 

centi- : hundredth part

grade—centigrade

meter—centimeter

 

co- : together , with

author—coauthor

exist—coexist

 

col- : ( used before l ) together , with

location—collocation

 

com- : ( used before b , m , p ) together , with

passion—compassion

 

con- : together , with

centric—concentric

federation—confederation

contra- : opposite

diction—contradiction

natural—contranatural

 

cor- : ( used before r ) together , with

relate—correlate

respond—correspond

 

counter- : opposite

act—counteract

attack—counterattack

 

cross- : across , going between the stated things and joining them

country—crosscountry

breed—crossbreed

 

de- : showing an opposite , to remove , to reduce

code — decode

value—devalue

 

dis- : not , the opposite of

advantage—disadvantage

agree—disagree

honest—dishonest

 

em- : ( used before b , m , p ) to cause to become

body—embody

power—empower

 

en- : to cause to become , to make

danger—endanger

large—enlarge

 

ex- : former ( and still living )

minister—ex-minister

wife—ex-wife

 

extra- : outside , beyond

curricular—extracurricular

ordinary—extraordinary

 

fore- : in advance , before , in or at the front

arm—forearm

warn—forewarn

contra- : opposite

diction—contradiction

natural—contranatural

 

cor- : ( used before r ) together , with

relate—correlate

respond—correspond

 

counter- : opposite

act—counteract

attack—counterattack

 

cross- : across , going between the stated things and joining them

country—crosscountry

breed—crossbreed

 

de- : showing an opposite , to remove , to reduce

code — decode

value—devalue

 

dis- : not , the opposite of

advantage—disadvantage

agree—disagree

honest—dishonest

 

em- : ( used before b , m , p ) to cause to become

body—embody

power—empower

 

en- : to cause to become , to make

danger—endanger

large—enlarge

 

ex- : former ( and still living )

minister—ex-minister

wife—ex-wife

 

extra- : outside , beyond

curricular—extracurricular

ordinary—extraordinary

 

fore- : in advance , before , in or at the front

arm—forearm

warn—forewarn

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责任编辑:zhaotingting