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。


 


— ir-(放在同辅音词根前)表示“不,无” —

irrational 1 = ir + rational(合理的)→ a. 不合理的

irregular = ir + regular(规则的)→ a. 不规则的

irrelevant 2 = ir + relevant(相关的)→ a. 不相关的



— kilo-表示“千”—

kilogram = kilo + gram(克)→ n. 千克(gram作为词根表示“写,画”)

kilometer = kilo + meter(米)→ n. 千米(meter作为词根表示“计量,测量”)



—milli-表示“千分之一”—

milligram = milli + gram(克)→ n. 毫克

millimeter = milli + meter(米)→ n. 毫米

millisecond = milli + second(秒)→ n. 毫秒 



—mis-表示“错误,坏”—

misfortune = mis + fortune(运气)→ n. 不幸;灾难

misunderstand = mis + understand(明白)→ v. 误解

misuse 3 = mis + use(用)→ 错误的用 → v./n. 误用;



1 irrational
adj.无理性的,失去理性的
  • After taking the drug she became completely irrational.她在吸毒后变得完全失去了理性。
  • There are also signs of irrational exuberance among some investors.在某些投资者中是存在非理性繁荣的征象的。
2 irrelevant
adj.不恰当的,无关系的,不相干的
  • That is completely irrelevant to the subject under discussion.这跟讨论的主题完全不相关。
  • A question about arithmetic is irrelevant in a music lesson.在音乐课上,一个数学的问题是风马牛不相及的。
3 misuse
n.误用,滥用;vt.误用,滥用
  • It disturbs me profoundly that you so misuse your talents.你如此滥用自己的才能,使我深感不安。
  • He was sacked for computer misuse.他因滥用计算机而被解雇了。
标签: 英语PK台
学英语单词
accounting title
accumulated fuel delivery rate
acme zone
Ad Da'jānīyah, Jab.
aftercools
angiogenic cell cluster
assembler output
ativans
auxiliary energy flow
Blanche, Blanch
Boolean valued function
by heavens
carpell
cinnamon colored
clamping unit
commercial operation
compulsory contribution
cone sheets
crew socks
crural ligament
deadenders
doubling test
estimation sheet
Eusulbon
family cistaceaes
fat flap
fibrous sheaths of toes
flat-hat
Fossa iliaca
fredo
friedmann
Gin Act
grease bath
gust load alleviator
half-mourner
hay grinder
hoisin sauces
HTC Magic
ice-deserts
indanthrone blue
inna
intragroup separation
joint capital investment
junction gate field effect transistor
Lagrangian current measurement
light on one's both feet
low-voltage electrophoresis
loxosis
main line section
malfeasances
marginal channel
medial atlantoaxial articulation
michaele
minor ninth
model school
Morse taper finishing reamer
NAT traversal
naval systems engineering technology
nonsymmetrizable
North Dakotans
note amplifier
oblique lattice
octylic
official upper and lower limit of fluctuation
olitic texture
paolo veroneses
petrol strainer
Physiolyte
pis-aller
plaited wire
polylayer forest
polyradical
pump filter
radioactive waste processing and disposal
reacetylates
refuelling truck
release motion
Salix characta
seducingly
Sidi Saad
sour mashes
spin turn
staggart
stellarly
Sun Kosi
testimonialised
Thamaseikta
three engined
toxoinfection
treena
two phase
two-input subtracter
unbeseenness
uncinula sengokui salmon
undefended suit
unilateral array
UNU-WIDER
wave-induced motion
wax-bearing fraction
wind direction shaft
wjbk