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
aeroasthenia
aggregate blending
Aiyura
azimuthal control
baby soap
barley feed
believe sb.'s bare word
beta-ray
bhairi hol
bicolor
borrowing rate
Bowkān
checkerwise
chemical injection
cold agglutinin
composite oxide catalyst
comprising
condensing cylinder
connector shelf
crystal anisotropy energy
culicoides (trithecoides) tamada
designing digital computation equipment
distribution channels
Dynamic SQL
endpoint virtualization
factor IV
formal consumption entry
gaseous transfer
Geb.
genus Picumnus
go wide
grabe
gravity anomaly simulator
Great St-Bernard Pass
gross merchandise margin
high speed paper sack bottomer
high-current microtron
honyocker
horticultor
Huertas, C.de las
hurricane radar band
hypermaximal
information video tape
Japan automobile federation
jointly owned railway
kinetics of deformable bodies
Lady McLeod
law government
leak location
linearly separable function
log stop
logical link control (llc) protocol
long arm statutes
lutist
Matakam
monetary device
moving-target-indication
mtit
nepotation
neurotropic
non-frat
on shanks's mare
packed heat
polentinos
Polvese, I.
possedie
priolepis kappa
Przedecz
q-tech
Raghda
reducing T
relative voltage change
replant
rooi-aas
rose noble
runaway robins
sandaraches
sarcaustic
second molasses
sodium ironoxalate
solid lithium hydroxide
split capital
surrounding region
telecommunications system
thackara
thelykaryon
thin-layer electrochemistry
thomas hart bentons
throw in contact with
toora
torque inertia ratio
transmission pad character
tunned
two-cylinder electron lens
tympanomeatal
vectogram method
voyage regulations
warrant fund
welded metal-bellows mechanical seal
wheel abrator
xanthosiderite
Yukon River