音标:[kwæk] ;
n. 鸭叫声, 冒牌医生, 冒充内行之人
a. 冒牌医生的
v. 嘎嘎叫, 当冒牌医生, 夸大广告
n. an untrained person who pretends to be a physician and who dispenses medical advice
n. the harsh sound of a duck
v. utter quacking noises
词型变化:名词复数形式 : quacks ; 过去式 : quacked ; 现在分词 : quacking ; 第三人称单数 : quacks ; 过去分词 : quacked
考试类型:[GRE]
词性分布:
名词39%
动词34%
叹词27%

quack的用法和样例:

例句

用作名词(n.)
  1. A duck's quack doesn't echo and no one knows the reason.鸭子呱呱叫是不会产生回音的
  2. She discovered that the man was a quack.她发现那人是个庸医。
  3. The quack was stormed with questions.江湖骗子受到了猛烈的质问。
用作动词(v.)
  1. He landed among the tame ducks, and began to waddle around and quack merrily.他落在了家鸭群中,开始四处踱来踱去,欢叫个不停,还吃起了地上的谷物。
用作形容词(adj.)
  1. He was told that it's a quack medicine.他被告知这是假药。

词汇搭配

  • quack effect电离层回波效应,反射...
  • quack grass偃麦草
  • quack doctor蒙古大夫
  • quack-quack嘎嘎

经典引文

  • Hatred of quacks may lead us to despise the true healers.

    出自:K. Tynan
【近义词】

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学英语单词
6-O-Methylerythromycin
age sex composition
All-souls'-day
almost-certain
aluminium conductor aluminium clad steel reinforced
aphyllous plant
astatic electro dynamometer
bark picture
bloody shame
breeder cockerel
bung fodder
cable ferry
cantacuzinoes
cayugas
cerebral diataxia
Ceylon cinnamon tree
chhertums
chicadees
chip-breaking flute
cholopleth map
closed high
coextend
crane fall
Darwinian
DBMC
DC arc welding
dealings in foreign notes and coins
distorted polyhedra
electrical degree
end breakage rate
endo-dextranase
exhaust column
f.thomas
financial indicator
flexible tube pump
folk dancers
Forkville
freedom of conscience
fundamental diagram
green leech
grill car
grow like a weed
grunberg
high resolution spectrometer
high-wrought
hit your stride
hold on
immediate address mode
impetiginous syphilid
in bad shape
insurrectionary officer
intrazone
kicking horse p.
lead(ii) iodate
ligamenta hyothyreoideum medium
logging machinery
Louys, Pierre
monosalient pole
mumismatics
myeloid metaplasia
nuzzling
Oboke-kyo
oligomenorrhea
osmotic pressures
over-commonly
Parsons table
participant as observer
Pesek, Sungai
pharyngospasmus
plot of land
polybutilate
post-neonatal mortality rate
posty
power-unit failure speed
purnell process
rachitic flat pelvis
rein in a horse
roller bandages
rotary actuator with two pistons
roughs
scarifying rotor
sculpture teeth
sexually attractive
shihab
simultaneous print-plot
spud can base
st-laurent
standing gage block
stream of bits
sun porch
super powder
telemetry acquisition
tensile shear test
text someone
thermomicroscopy
timing program
unpaid expense
warrant of arrest
washtenaw
wave of oscillation
yenikapi
zone transfer