rat
- n.老鼠，耗子;讨厌的人，卑鄙小人，骗子;<口>常客;<俚>军校新生;不检点的女人;<美>女用发垫
- v.捕鼠;<俚>偷;背叛，告密，告发;食言，背信弃义;<美>用发垫使头发蓬松隆起
复数： rats 过去式： ratted 现在分词： ratting 过去分词： ratted 第三人称单数： rats
ratnoun
老鼠；耗子
a small animal with a long tail, that looks like a large mouse, usually considered a pest (= an animal which is disliked because it destroys food or spreads disease)
rat poison
老鼠药
讨厌的人；卑鄙的小人；骗子
an unpleasant person, especially one who is not loyal or who tricks sb
used to talk about people who leave an organization, a company, etc. that is having difficulties, without caring about the people who are left
to suspect that sth is wrong about a situation
verb
泄露秘密；告密
to tell sb in authority about sth wrong that sb else has done
Where I come from, you don't rat on your friends.
在我的老家，谁都不出卖朋友。
背弃做某事的诺言
to not do sth that you have agreed or promised to do
The government is accused of ratting on its promises to the unemployed.
政府被指责对失业者背信弃义。
rat
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1
N-COUNT 老鼠;耗子
A rat is an animal which has a long tail and looks like a large mouse.This was demonstrated in a laboratory experiment with rats.
在实验室用老鼠进行的实验证明了这一点。
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2
N-COUNT 卑劣的人；不忠实的人；小人
If you call someone a rat, you mean that you are angry with them or dislike them, often because they have cheated you or betrayed you.What did you do with the gun you took from that little rat Turner?
你是怎么处理从那个叫特纳的小叛徒手里得到的枪的？
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3
VERB 告密;出卖
If someone rats on you, they tell someone in authority about things that you have done, especially bad things.They were accused of encouraging children to rat on their parents.
他们被指控唆使儿童告发自己的父母。
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4
VERB 违约；食言
If someone rats on an agreement, they do not do what they said they would do.She claims he ratted on their divorce settlement.
她声称他违反了他们的离婚协议。
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5
PHRASE 怀疑有问题；发现不对头；有所警觉
If you smell a rat, you begin to suspect or realize that something is wrong in a particular situation, for example that someone is trying to deceive you or harm you.If I don't send a picture, he will smell a rat...
如果我不寄出照片，他将有所察觉。
noun
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1
- any of various long-tailed rodents similar to but larger than a mouse
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2
- a pad (usually made of hair) worn as part of a woman's coiffure
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3
- one who reveals confidential information in return for money
- Synonym: informer betrayer squealer blabber
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4
- a person who is deemed to be despicable or contemptible
- only a rotter would do that
- kill the rat
- throw the bum out
- you cowardly little pukes!
- the British call a contemptible person a `git'
- Synonym: rotter dirty dog skunk stinker stinkpot bum puke crumb lowlife scum bag so-and-so git
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5
- someone who works (or provides workers) during a strike
- Synonym: scab strikebreaker blackleg
verb
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1
- give away information about somebody
- He told on his classmate who had cheated on the exam
- Synonym: denounce tell on betray give away grass shit shop snitch stag
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2
- catch rats, especially with dogs
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3
- give (hair) the appearance of being fuller by using a rat
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4
- take the place of work of someone on strike
- Synonym: fink scab blackleg
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5
- employ scabs or strike breakers in
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6
- desert one's party or group of friends, for example, for one's personal advantage
数据来源：WordNet
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A rat can gnaw a hole through wood .
老鼠能啃穿木头。
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A rat has gnawed a hole in the box .
老鼠把箱子嗑破了。
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Where I come from , you don 't rat on your friends .
在我的老家，谁都不出卖朋友。
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People think I 'm sick for having a rat as a pet .
人们认为我养只耗子当宠物是变态。
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The rats were controlled by poisoning .
用毒杀法使老鼠受到控制。
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The rats had been conditioned to ring a bell when they wanted food .
这些老鼠已经过训练，想吃食物时就会按铃。
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The stores were overrun with rats and mice .
仓库里到处都是大大小小的老鼠。
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Rats ! I forgot my glasses .
该死！我忘了带眼镜。
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Rats had gnawed through the cable .
老鼠把电缆咬断了。
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The government is accused of ratting on its promises to the unemployed .
政府被指责对失业者背信弃义。
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The apartments were infested with rats and roaches .
公寓里面到处都是老鼠和蟑螂。
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Work will now begin to test the hypothesis in rats
现在将开始在老鼠身上做实验以验证该假设。
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This was demonstrated in a laboratory experiment with rats .
在实验室用老鼠进行的实验证明了这一点。
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He nearly jumped out of his skin when he saw two rats .
他看到两只老鼠，几乎给吓丢了魂。
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The city is under threat from a plague of rats
该市处于鼠患的威胁之下。
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We realized too late that we were caught like rats in a trap .
等我们发觉自己已成瓮中之鳖时已经太晚了。
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They were accused of encouraging children to rat on their parents .
他们被指控唆使儿童告发自己的父母。
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I had to get out of the rat race and take a look at the real world again .
我得从疯狂的竞争中解脱出来，重新审视真实的世界。
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One hundred million rats are killed each year by pest exterminators .
每年灭鼠人员都会杀死1亿只老鼠。
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If I don 't send a picture , he will smell a rat
如果我不寄出照片，他将有所察觉。
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A huge effort was made to exterminate the rats
灭鼠花了大力气。
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The scientists have experimented on the tiny neck arteries of rats
科学家们已经在老鼠细小的颈动脉上做了实验。
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The brown rat has prominent ears and a long scaly tail .
那只棕鼠两只耳朵向前支着，一条长尾巴布满鳞片。
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What did you do with the gun you took from that little rat Turner ?
你是怎么处理从那个叫特纳的小叛徒手里得到的枪的？
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The Hotel has been ordered to close because it is overrun by mice and rats
由于老鼠泛滥成灾，该旅馆被勒令关闭。
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Though Lloyd George 's behaviour seemed curious , Haig still did not smell a rat .
尽管劳埃德·乔治的行为古怪，黑格仍然没有任何怀疑。
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Thus , teenagers become mall rats , hanging out but rarely shopping in those megamalls .
于是，十几岁的孩子们没事就去逛大商场，在里面到处溜达却很少购物。
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She claims he ratted on their divorce settlement .
她声称他违反了他们的离婚协议。
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They accused the local government of ratting on its promises .
他们指责当地政府没有履行承诺。
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The rats gnawed a hole in the box .
老鼠把箱子咬了一个洞。
主要指不忠于誓约或辜负信任；也可以指有意泄露秘密或出于无意暴露隐蔽的事物。
He betrayed his country.
他背叛了祖国。
She betrayed the secrets of her company.
她泄露了公司的秘密。
A visible antler behind the tree betrayed the presence of the deer.
树后面露出的角暴露了鹿的藏身之地。
尤指对配偶或性伴侣不忠。
His wife has no idea that he has been cheating on her all along.
他的妻子不知道他一直对她不忠。
He claims that almost half of the women there cheat on their partners.
他声称那里的妇女几乎有一半对自己的伴侣不忠。
主要指向掌权者告发某人，也指违背所作的承诺，常后接介词 on。
They tried to find out who had ratted on them.
他们试图找出是谁出卖了他们。
They accused the local government of ratting on its promises.
他们指责当地政府没有履行承诺。
- 短语动词
- 习语