时间:2018-12-19 作者:英语课 分类:英语PK台


英语课

 一个英语单词可分为三部分:前缀(prefix)词根(root)后缀(suffix)。位于词根前面的部分就是前缀。前缀,可以改变单词的意思。


ex- 表示“出去”
exceed = ex + ceed(走)→ 走出 → v. 超出
excise 1 = ex + cis(切)+ e → 切出去 → v. 切除
excise = ex + cis(切)+ e → 切出去 → 拿出去的部分n.国内货物税,消费税
exclude = ex + clud(关闭)+ e → 关在外面 → v. 排外
exert = ex + ert(能量;energy能量)→ 发挥出能量 → vt. 尽力,运用
export = ex + port(港口)→ 出港 → v./n. 出口
expose = ex + pos(放)+ e → 放出去 →v. 暴露
extract = ex + tract(拉)→ 拉出去 → v. 拔出
ex- 表示“前面的,前任的”
ex-girlfriend → n. 前女友
ex-husband → n. 前夫
ex-president → n. 前任总统
ex-wife → n. 前妻
字母组合ex的读音规则
1.以字母组合ex开头的词,若ex后接一个元音字母且重音不落在第一个音节上,则ex的发音为/igz/。例如:exact, exam, example, exist。
2. 以字母组合ex开头的词,若ex后接一个辅音字母,且重音不落在第一个音节上,则ex读/iks/。例:excuse, expect, exchange, except, experience, experiment, explain, expose, express, expression, expensive, extend, extraordinary。
3. 以字母组合ex开头的词,无论ex后跟着什么字母,只要重音(包括次重音)落在第一个音节上,则ex的发音即为/eks/。例:exercise, expert(专家,能手), extra(额外的), exhibition.

1 excise
n.(国产)货物税;vt.切除,删去
  • I'll excise the patient's burnt areas.我去切除病人烧坏的部分。
  • Jordan's free trade zone free of import duty,excise tax and all other taxes.约旦的自由贸易区免收进口税、国内货物税及其它一切税收。
标签: 英语PK台
学英语单词
a chut
aberrant ductules inferior
acoustic analytical instrument
air turbulence
alloantigens
allocation
Alminal
alternating-current commutator machine
as a necessity
baiomyss
bear raid
beemen
beryllosodalite
bloyd
Bothermon
butyl sulfocyanide
campylorrhachia
cardless
caseful
cash-crops
cassowarys
chaincessation
chronic lymphocytic leukemias
coscinodiscus denarius
counterwork
culture-shock
deaf-mute child
dewen
EACT
early-closing
electrocatalyst
erliches
evaluable
flip-flop integrated circuit
fore-and-aft survey
free isotope
frequecny lock
heavier-duty contact
high impedance electrode
high-frequency treatment
highly ionized stellarmatter
in opere citato
inter-related task
intransitive group
it flashed upon me that...
kaliningrads
Kotaik
L.I.
lady chair
length-to-diameter
leucovat dye
liquid feed pump
lispe kowarzi
lobelic
London bullion market
Macomb County
mandarin oil
methylated cap
migrule
mnium succulentum mitt.
Modongiin Hural
monkey-face
multistage fluidized bed
neighboring group effect
network OS
neuronin
nothing dehydrogenase effect
of all descriptions
Olea parvilimba
ornithoid
permanent finishing
philo-
placenta respiration
plasticity agent
porche
product-safety
qantas
rain-proof instrument
ranikhet
rate of empty container
regalist
reovirion
Saccharomyces piriformis
scow banker
sestines
shahovite (shakhovite)
soil enzyme
somatic parthenogenesis
sperm banks
stinkballs
storablest
substitution instance
super power station
swing stopper finish
tetra-alkylated
tuckerbox
unique word
valley fill
Vrsar
Wachenheim-Reder sign
whipcracker
wire direction