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
accessory foramen
acetophen
adiabatic-change
alternation of wetting and drying
arcids
Articulatineae
automatic siphon
beef shank
benzanthrones
Bombyx mori single nuclear polyhydrosis virus
bossship
bridled anemometer
butera
cab-behind-engine truck
catscan
centralization of control
chattels corporeal
comparton
cotton printing and dyeing mill
deep foundation method
discommission
double check valve
echitone
electric fencing
embussed
entozoans
Erba
extension of a measure
fan deposit
Fereydūn Shahr
forevers
friendslists
full verb
Gordon, Aaron David
guardiolas
hardy winter grain
Hartia brevicalyx
in-utero
intake capacity
ited
judicial cadre
kiiza
labour contractor
left hand fishing spear
litter stream
load booster
lubricant aditives
luminous energy
matter of time
medium truck
met-pro
monophonies
nab-cheat
normal reading distance
nubbin cut of machine
oceanaut
Odontobutidae
Pancoast's tumor
paropsia
patrol small
pelrimage
plant damage
pleached alley
prison fever
pulmonary parasitic diseases
Rajpura
raw water tank
regional aid
relative leukocytosis
reliability growth
reservoir volume factor
Sabinal, Pta.
set temperature
short increment sensitivity index
shrinking of object
side cover
silver figure
slender reed
starch conversion
steam exhauster
streetlights
subclass Rosidae
superessive
supermusical
supporting system
surface associate
suwandi
Taurica
Text.
the hyperreal
thermal gas lens
Toson ships crane
tractor road
triptonoterpene
upending
uredial
V-notch MOS
vacuum braked stock
volume-unit meter
water-cooled oil bath
wauve
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