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
abdominal rib
akhunds
Alfioosa
arme
auger line
autoserum therapy
auxiliary matrix
be not up to much
beaded lacewing
Bilocide
bottle necks
carbon and hydrogen analysis meter
characteristic of atmospheric transmission
chemiluminescent detector
choanosome
closed wrench
crown of furnace
crushed brick
culdoscpoe
cushion kiln
Dacrycarpites
dead-point
deliciouss
desolute
dispairs
distribution of rainfall throughout the year
eleanor gwynns
engine bay
engine bonnet
entry spin
four-cycler
friction cleaner
gastroboletus scabrosuss
Giant's Causeway
Gracias a Dios, C.
graphiure
Grenzers
Halemboi
hamsterlike
Hedyotis pinifolia
high electron mobility transistor
high-temperature thermometer
histidine deaminase
Huttonsville
initial strain
inner slot width
intarsia
inventrix
investigatory apparatus
iodophilic
kenn
latermore
lattice correspondence
Lawr.
limiting grade
low-abundance isotope
low-power gears
mag-drive
malfeasor
Marbridge
mazzel tov
medical rational beauty
metabonomics
moment of stability
muddy pk.
nice and cool
Nicholson L.
on reflection
order-taker
orizite (epistilbite)
pantetheine
photocathode resistance
porcelain triangle
pre-enforcement
rebuff
salient
sanatorium treatment
scaldweed
self-repair system
shilingi
sine potentiometer
single-bands
singular integral
six thousand
stack addressing
state structure
suburethral
syncholia
tenant in feesimple
to clock in at
transilluminated
tsampoy
Tuber frontale
tzaristic
urs-
Ust'-Chara
Waterloos
whittle down
X-ray astronomer
yellow turnip
yonah
Yūtō