音标:[i'fiʃәnt] ; 柯林斯词典等级:3 级; 牛津三千核心词汇;
a. 有效率的, 能干的
a. being effective without wasting time or effort or expense

考试类型:[四级/六级/考研/托福/IELTS]
词性分布:
形容词100%

efficient的用法和样例:

例句

用作形容词(adj.)
  1. This is a highly efficient new heating system.这是个高效的新取暖系统。
  2. Consequently, we have been developing a more efficient engine.结果,我们已经开发了一台更高性能的发动机。
  3. The success of CAD systems is becoming more dependent on the efficient drafting.cad系统的成功在很大程度上取决于草图的制图效率。
  4. He's efficient at his job.他胜任工作。
  5. I'll say this for them--I'll admit that they're efficient.我得为他们说句话——我会说他们很有能力。

常见句型

用作形容词(adj.)
用作定语~+ n.
  1. She is an efficient manageress.她是一个有能力的经理。
用作表语S+be+~
  1. This machine is efficient.这台机器效率高。
S+be+~+ prep .-phrase
  1. She was very efficient in reducing waste.她在减少浪费方面很有办法。

词汇搭配

用作形容词 (adj.)
副词+~
  • be fully efficient充分发挥效力的
  • be highly efficient高效率的
~+介词
  • efficient in在…有成效

经典引文

  • He was an expert and efficient workman.

    出自:H. B. Stowe
  • The appeal to sentiment was heartlessly efficient; it had struck him in the place where he was most vulnerable and at the hour when he was most alone.

    出自:G. Greene

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学英语单词
abnormal phoneme
aestuum
alternative carriage
anal operculum
antiarachnolysin
backstair
banana kicks
barenboim
be under review
BISCS
bow mechanism
bursae iliopectinea
Chladni
chromium tungstate
compound oil
concentrated evaporator
conical gauge
conpsoromic acid
convergence region
countryish
debit credit mechanism
delayed time-base sweep
disarmings
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distinctiveness ratio
electropositive
erewhile (s)
extended field
filament blend yarn
Flumezin
foreappoint
forest goats
formation signal
frontal-contour chart
Gaius Julius Caesar
Galton's delta
gastrique
generalife
Gentianopsis holopetala
get ... on
gnathoscope
Guy's pill
Huschke's valves
hyperegy
integrated tug-barge
it feels like
kalioun
karagandas
Kievites
KING (Kinetic Intense Neutron Generator)
layman management
line control word
lobotess
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luci
magnesium carbonate
Makhāmīr, Jab.al
microwave dryer
mimoplocia notata
MIRAPINNIDAE
modern drama
nandrolone phenylpropionate
nonimplant
Olovyannaya
one quadrant convertor
optical parallelism
overhead
p-hydroxyphenylpyruvic acid
pendler
PHLA
placida dendritica
predicator
production engine
provisional acceptance
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requisite book
reverse-commutes
rule with an iron fist
Sikkim holly
siliceous geyserite
solid error
solid lubricant
solubility parameter
spermatozoon (pl. spermatozoa)
spray chemical
stationary tangent
Stenshuvud
subdivision rules
taxation theories and principles
the Demerara
thinkos
tidal zone biology
timber drying
tropical air mass
true income
undilating
US Coast Guard
Wii Sports
wolf jaw
xterra
yard craft