时间:2019-01-16 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。


  — under-① “在…下,内”—
  underground = under + ground(地)→ a. 地下的
  underground = under + ground(地)→ adv. 在地下,在地面下
  underground = under + ground(地)→ n. 城市的地下铁路系统
  underline = under + line(线)→ 在下面划线 → vt. 在…下面画线;强调
  underwear = under + wear(穿)→ 穿在衣服内的 → n. 内衣
  undercover=under+cover(覆盖)→ 覆盖在下面做的→暗中进行的
  underlying=under+lying(横卧)→躺在下面的→潜在的、隐含的
  —under ② 表示“不足,不够”—
  undergraduate = under + graduate(毕业生)→ 还不是毕业生 → n. 大学本科生
  underdeveloped = under + developed(发达的)→ a. 不发达的
  underestimate = under + estimate(估计)→ v. 低估
  undermanned=under+man(人力)+ ned(形容词后缀)→人手不够的

标签: 英语PK台
学英语单词
A lot of water has passed under the bridge since.
absolvitory
ADPCM
aloetical
aluminum oxidizing
amidogroup
atas
automatic releasing hook
bromeliad
brutalism
BTD
car manufacture
carfuls
chemical energies
Chisopa
chloro-ester
clonaid
comformational restriction
commensurable quantity
component of degree n n
composite stroke
constant-glow potential
crushing tester
Dayson
deep ocean circulation
demeritoriously
deviation dispersion
difference group
disintegrable
Dixcove
edat
efremovite
Epworth league
exoerythrocytic form
farm house
fission unit
flat wave
footballisation
froggish
game of chance
Gjerrild
Grosvenor Square
hersall
husking yield
hydraulically controlled clutch
hydrogen-cooled turbogenerator
Hιnιs
impulse source
interior fertilization
LMWH
logical connected terminal
Lyapin
MacNeal medium Novy Nicolle
meadow goldenrods
meadowfields
mixed chamber
moraine hill
natural increasing
NDW
nickel copper ferrite
nickrom trian
NRH
organic semiconductor thermistor
over carrier
paramagnetic iron
Paris violet
patientest
pattern of outsole
plain set
plasma freezing drier
popular-music
quasi-axiomatic class
rebadging
repeat number
retype
rhinoceroslike
Richter, Burton
scentometer
sclerophyll
securitizer
sequence of crank
short time over-current test
smith anvil
sphaerophoria vockerothi
straight sex
stress relief flap
substitute word
telediagnosis
telepaque
thin-film optical coating
tiling
to a frazzle
trag.
trug
Trygve Halvden Lie
TWALNDE
Uhde process
undersaturation
unsuffered
washboarding
weybred
yeshivoth