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
air dox
Alcotest
anscombe test for heteroskedasticity
aqueous vapo(u)r
arithmetic overflow
atmospheric operation
Black-Crested
bobblehead
boronian
bride-bed
broad churches
broadenest
bruskly
Cape ruby
Changlun
circular polariscope
commixtion and unidentifiable cargo
completely defective product
computing statement
condensatus
conducting tissue(vasculer tissue)
Cowpasture R.
crystalline rupture
depth-first minimax
diall
difference equation
dittography
diverse ion effect
dohmes
dorkhead
dremel
dual ramp ADC
elastic hysteresis
electric vice
electrocutaneous feedback
entrance notice
facial colliculus
follow spot
fukujusonorone
gemmiform
Gentiana hirsuta
give a warm
Hai Thuong
heads of a charge
hemopoiesis'
herakleia
how is everything
ice flower
ignition (ign)
instructional trips
internal squint
inverse quaternion
Kappel Wars
kebocephaly
Knop's solution
Latin American free trade market
lionstone
lisonek
look on the bright side of things
Lower Mars
macao sar
maezous formosana
manual operator
Mastoplasy
mcclenny
melatonalite
monochromatic wave
multi-physical media
murdery
non-cash acquisition of subsidiary
nosepiece
nucleofection
overthrow
paragraph separator
pea trees
Petit Martinique I.
pickthank
platinum resist
polyachene
quadlet
Rashid
Scutellaria franchetiana
sea trade
seepage prevention of sluice foundation
shareholders' voting rights
Shchuch'ye, Ozero
short interspersed element
single column vertical boring machine
sperm displacement mechanism
stationary construction
steady rotation
stress reaction
sublevaminous
synthetic plastics
Takahara's disease
tapped me
teletypewriter automatic dispatch system
type qualification
uncapped
undecked vessel
unfinned