音标:[ræt] ; 柯林斯词典等级:2 级;
n. 鼠, 卑鄙的人, 破坏者, 变节者
vi. 捕鼠, 变节
vt. 弄蓬松
n. any of various long-tailed rodents similar to but larger than a mouse
n. a pad (usually made of hair) worn as part of a woman's coiffure
v. desert one's party or group of friends, for example, for one's personal advantage
v. employ scabs or strike breakers in
词型变化:名词复数形式 : rats ; 现在分词 : ratting ; 过去分词 : ratted ; 过去式 : ratted ; 第三人称单数 : rats
考试类型:[中考/高考/四级/六级/考研/托福/IELTS]
词性分布:
名词97%
动词3%

rat的用法和样例:

例句

用作名词(n.)
  1. He was regarded as a rat.大家叫他变节者/叛徒。
  2. The dog was worrying a rat.那条狗撕咬著一只老鼠。
  3. The dog nosed out a rat.那只狗闻到了老鼠的气味。
  4. Now I can see why people say he is such a rat.现在我知道了为什么人们说他是卑鄙小人了。
  5. But you promised to help us, you rat!可是你答应过要帮我们的忙,你这言而无信的小人!
用作动词(v.)
  1. The little boy likes to rat.这个小男孩喜欢捕鼠。
  2. They said they'd help but they have rat on their friend.他们说他们会帮忙的,但他们却背叛了朋友。
  3. Why did he rat out on his friends?他为什么背弃了朋友们呢?
  4. We should not rat on our promises.我们不应违背诺言。

常见句型

用作名词(n.)
  1. The rats have eaten holes in those bags of flour.大老鼠把那些面粉袋嗑出了窟窿。
  2. He looks like a drowned rat.他看上去像一只落汤鸡,全身都湿透了。
  3. But you promised to help us, you rat!可是你答应过要帮我们的忙,你这言而无信的小人!
用作动词(v.)
用作不及物动词S+~(+A)
  1. The dogs went ratting.狗都去捕捉老鼠了。
  2. They said they'd help us but they've ratted.他们答应帮助我们,但他们食言了。

常用短语

用作动词(v.)
rat on (v.+prep.)
    〈口〉背叛,告发; 食言 betray or inform on (sb); go back on (sth)rat on sb/sth

    That coward ratted on his fellow-workers.

    那个胆小鬼告发了和他一起干活的工人。

    The police know we're here.Someone must have ratted on us.

    警察知道我们在这儿,一定是有人背叛了我们。

    We shouldn't rat on our promise.

    我们不应该违背诺言。

词汇搭配

用作名词 (n.)
动词+~
  • catch a rat捕鼠
  • get rid of rats消灭老鼠
  • smell a rat怀疑其中有诈
形容词+~
  • brown rat棕色鼠
  • dirty rat卑鄙的人
名词+~
  • the water rat水鼠
介词+~
  • like a rat in a hole像瓮中之鳖,很有把握
  • like a drowned rat(淋得)像落汤鸡,浑身湿透
用作动词 (v.)
~+介词
  • rat on密告…
  • rat on one's friends背叛朋友

经典引文

  • When the rat protested that he loved Sal, she chucked a drink in his face.

    出自:Sun
  • Witnesses..ratting on former colleagues.

    出自:Literary Review
  • He's a solicitor who's ratted on a client! He could be struck off for that, you know!

    出自:K. Lette
【近义词】

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学英语单词
air-pressure-brake
basal filling
Bouguer-Lambert law
broochophony
butyrosin
capstan servo
CEMF
cerealin
Chapman's dinner pill
chopped liver
circular test
core length of divided seam
corktree
covelo
dactylaria biseptata
delay message
desmethylclomipramine
digestible crude protein
digital communication set
dihedral-angle
dysmature
edge joint weld
epihalohydrins
epiphysary
estratriene
fastens on
flight line maintenance
floor switch
forked lever
fotografs
gas engines
graded tariff
guarantee loan
hawkmoth
hostetter
Hymenaea verrucosa
Internet Streaming Media Alliance
Interpol
kvinna
label-gluing machine
LARP
least commitment principle
limit maneuver load factor (lmlf)
load register instruction
lumber load water line
misanthropies
moonshiner U
Mopho
national dress
neon filling
non-admission
nonlinear autoregressive model
olefinic carboxylic acid
on-line typesetting system
oral cholecystography
overlute
peach aldehyde
persona non grata
Poirot
policy platform
Pradleves
program address
Pternopetalum davidii
radialises
refillability
refined tar
rescue squad
rheostat loss
riverage
sailing-raft
scissors movement of prices
Seminskiy Khrebet
Singen
singularly perturbed elliptic systems
skin crack
soil compaction control kit
spongy porosity
submarium
Sukharnyy
summerheat-dampness
swep-
syntaxes
temperature stratification
Thelma Ritter
throw into the shade
Timken wear test
toppin
topping lift
tougher
transfer surface
transglycosidation
tritus
vectoral
virtual storage portal
water used
weighings
whole wheat flours
wieldsome
with a yawn
x - ray spectrometer
Y-jet type atomizer
yins