rat
英 [ræt]
美 [ræt]
n. 老鼠; 耗子; 讨厌的人; 卑鄙的小人; 骗子
v. 捕鼠; 背叛，告密
复数：rats 现在分词：ratting 过去分词：ratted 过去式：ratted 第三人称单数：rats
Collins.2 / BNC.3139 / COCA.3558
同义词辨析
betraycheat ongrass onrat【导航词义：背叛】
betrayv. 背叛；出卖；泄露
〔辨析〕
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。
〔例证〕
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。
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。
cheat onphr. v. 对…不忠
〔辨析〕
尤指对配偶或性伴侣不忠。
〔例证〕
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。
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。
grass onphr. v. 〈英，非正式〉告密，告发
〔辨析〕
主要指向警方告发某人的违法活动。
〔例证〕
He grassed on other accomplices.
他告发了其他同伙。
他告发了其他同伙。
ratv. 〈非正式〉告发，告密； 〈英〉背信弃义
〔辨析〕
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。
〔例证〕
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。
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。
短语用例
rat on sb
- 泄露秘密；告密
to tell sb in authority about sth wrong that sb else has done- rat poison
老鼠药
- rat poison
rat on sth
- 背弃做某事的诺言
to not do sth that you have agreed or promised to do
习惯用语
n.
- (like rats) deserting/leaving a sinking ship
- （比喻只顾自己而离开处于困境中的机构等）（像）逃离沉船（的老鼠）
used to talk about people who leave an organization, a company, etc. that is having difficulties, without caring about the people who are left smell a rat - 怀疑事情不妙；感觉情况不对
to suspect that sth is wrong about a situation
牛津词典
noun
- 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
- rat poison
- 讨厌的人；卑鄙的小人；骗子
an unpleasant person, especially one who is not loyal or who tricks sb
verb
verb
柯林斯词典
- N-COUNT 老鼠;耗子
Aratis 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。 - ...a rat-infested derelict building.
鼠灾泛滥的废弃建筑
- This was demonstrated in a laboratory experiment with rats.
- N-COUNT 卑劣的人；不忠实的人；小人
If you call someone arat, 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？
- What did you do with the gun you took from that little rat Turner?
- VERB 告密;出卖
If someonerats onyou, 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。
- They were accused of encouraging children to rat on their parents.
- VERB 违约；食言
If someonerats onan 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。
- She claims he ratted on their divorce settlement.
- PHRASE 怀疑有问题；发现不对头；有所警觉
If yousmell 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。 - 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。
- If I don't send a picture, he will smell a rat...
英英释义
noun
- any of various long-tailed rodents similar to but larger than a mouse
- a pad (usually made of hair) worn as part of a woman's coiffure
- one who reveals confidential information in return for money
- 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'
- someone who works (or provides workers) during a strike
verb
- give away information about somebody
- He told on his classmate who had cheated on the exam
- catch rats, especially with dogs
- give (hair) the appearance of being fuller by using a rat
- take the place of work of someone on strike
- employ scabs or strike breakers in
- desert one's party or group of friends, for example, for one's personal advantage
双语例句
- Rameses: You have a rat's ears and a ferret's nose.
拉美西斯：你有老鼠的耳朵和雪貂的鼻子。 - 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。 - He used a special apparatus which had a cage for the rat and three doors.
他用了一种特殊装置，这种装置上有个鼠笼和三扇门。 - Aim: To investigate the effects of intermittent hypoxia on the hippocampal synaptic plasticity in rat.
目的：研究间歇性低氧对大鼠海马神经元突触可塑性的影响。 - Objective To study the effect of acrylamide on proliferation and differentiation of rat kidney epithelial cells.
目的研究丙烯酰胺对新生大鼠肾上皮细胞增殖分化的影响。 - A rat has gnawed a hole in the box.
老鼠把箱子嗑破了。 - I smell a rat.
我闻到老鼠。 - He was born in the year of the rat ( i.e.1924, 1936, 1948, 1960, 1972, 1984, 1996, or2008).
他生肖属鼠。 - The two brothers stood over the dead rat and spoke in tones of awed admiration.
弟兄俩站在死鼠跟前，用又是吃惊又是赞叹的口气谈论着。 - 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。