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。


de- 表示“向下,降低,减少”
decline = de + cline(倾斜)→ 向下倾斜 → v. 下降,衰落
decrease = de + cre(生长;create = cre + ate → 长出来 →产生 → n. 创造)+ ase → 向下生长 → v. 减少
depress = de + press(压)→ 向下压 → v. 压抑
descent =de + scent(爬)→ 向下爬 → v. 下降
de-表示“使...加强”
declare = de + clar(clear清晰)+ e → 大声澄清事实 →v. 宣布
define = de + fin 1(范围,结束;final = fin + al → 有范围的,会结束的 → adj. 最后的)+ e → 划定范围 → vt. 下定义,限定
demonstrate = de + monstr(显示,表示;monster = monst + er → 太显眼的 → n. 怪物)+ ate → 加强表示 → vt. 论证,证实
describe = de + scribe(写)→ 认真的写 → vt. 描写
detail = de + tail(裁剪;tailor裁缝)→ 不断减下去 → n. 细节

1 fin
n.鳍;(飞机的)安定翼
  • They swim using a small fin on their back.它们用背上的小鳍游动。
  • The aircraft has a long tail fin.那架飞机有一个长长的尾翼。
标签: 英语PK台
学英语单词
Abrahamitical
accessory condition
adnominal clause
AH (ampere-hour)
antenna tuning house
antiquinot
application gate
approach-control radar
automotive engineering
bar-counter
barbed process
be zealous in one's work
blacklists
booster training device
cantoresses
capsule mould
center-of-mass coordinate
chasing paper
circum-stances
collision orogeny
collisionally
condenser type potential transformer
control of costs
cooling water tank
dalibards
declutch shaft
deleterious substances
digital camera storage
disk-clutch
esscs
Euphorbia wallichii
experimental network
fallback arrangement
ferreus
Folin-Pettibone's method
gap theorem
genuflectors
grinding position
grow too big for one's boots
handpassing
headshrinkers
heat-transfer reactor experiment
hematophage
high-draft spinning frame
humbly
impatient
improved tow vehicle
in-core flux detector
intermediate copy
isolation region
John Galsworthy
jovita
life history research
Macromedia FreeHand
mephams
milking rate
mill surface
multiple access plan
mylo-hyoid line
Newcomer's tests
node of the fault
occultist
oncological pathology
original surface
outpower
outset wheel
p-diaminobenzene
pardonless
phlyctenular
polyphenyl ether resin
postiguet
potassium hydrogen phosphite
Pr75gag
quercetum
race queens
reowfulnesse
requench
sancies
sandal tree
scrupulizes
Semidesyatnoye
similar radicals
single blind
sisham
spongedded
staff manager
stereoscopic strip camera
supernurses
swear off
temple viper
there should be
thermoelectric air-conditioner
tilton
transcension
transition rock
turn light on
Tīs Isat
upboats
visual colorimetric analysis
voltage penetration phosphor
White Hun