rat是什么意思？

rat

英[ræt] 美[ræt]

• n. 大老鼠，似鼠动物，<非正式>鼠辈，卑鄙小人；
• vi. 捕鼠，<俚>背叛，告密；

复数：rats;

第三人称单数：rats;

过去式：ratted;

过去分词：ratted;

现在分词：ratting;

例句

• The arrival of warm weather raises the specter of disease and increased rat infestations caused by rotting garbage. 天气转暖使人们担心垃圾腐烂会引起疾病传播和鼠群猖獗。
• Dad wants to get out of the rat race and move back to his hometown. 父亲想离开无休无止的竞争,回到他的故乡。
• The arrival of warm weather raises the spectre of disease and increased rat infestations caused by rotting garbage. 天气转暖使人们担心垃圾腐烂会引起疾病传播和鼠群猖獗。
• But you promised to help us, you rat! 可是你答应过要帮我的忙, 你这言而无信的小人！
• I glimpsed a rat running past. 我看到一只老鼠跑过去了。
• Like a rat in a hole. 瓮中之鳖。
• OBJECTIVE To investigate the effect of Hath 1 on epithelial ridge ( GER ) cells from postnatal rat cochlear. 目的探讨Hath1基因对大鼠耳蜗大上皮嵴 ( greaterepithelialridge,GER ) 细胞的诱导分化作用.
• Isn't the nonradioactive form of that used for rat poison? 铊的非放射性形态不是用于制造老鼠药 吗 ?
• Isn't the nonradioactive form of thallium used for rat poison?. 铊的非放射性形态不是用于制造老鼠药吗？
• 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。

同义词解析

• 以下这两个名词均可表示"老鼠，耗子" 的意思
  mouse：一般指体形较小的家鼠。
  rat：一般指生活在室外体形较大的一种老鼠。

词组

• rat on (美亦作rat someone out)
  (informal)inform on (someone) to a person in a position of authority 告发

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  老鼠;耗子
  A rat is an animal which has a long tail and looks like a large mouse.
  例句
  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
• 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.
  例句
  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？
• VERB
  告密;出卖
  If someone rats on you, they tell someone in authority about things that you have done, especially bad things.
  例句
  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。
• VERB
  违约；食言
  If someone rats on an agreement, they do not do what they said they would do.
  例句
  She claims he ratted on their divorce settlement. 她声称他违反了他们的离婚协议。
• 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.
  例句
  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。

英汉词典释义

• n.
  大老鼠
  The rats have eaten holes in those bags of flour. 大老鼠把那些面粉袋嗑出了窟窿。
  卑鄙小人, 叛徒
  But you promised to help us, you rat! 可是你答应过要帮我的忙, 你这言而无信的小人！

英英词典释义

• Noun
  1. any of various long-tailed rodents similar to but larger than a mouse
  2. someone who works (or provides workers) during a strike
  3. 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'"
  4. one who reveals confidential information in return for money
  5. a pad (usually made of hair) worn as part of a woman's coiffure
• Verb
  1. desert one's party or group of friends, for example, for one's personal advantage
  2. employ scabs or strike breakers in
  3. take the place of work of someone on strike
  4. give (hair) the appearance of being fuller by using a rat
  5. catch rats, especially with dogs
  6. give away information about somebody;
  "He told on his classmate who had cheated on the exam"

行业词典

• 医学： 鼠：一种具破坏性的杂食小啮齿动物，属家鼠(Rattus)属和其相关诸属，常见于人类居所附近。鼠类不仅可以引起重大的经济损失，而且亦是人类疾病的传播媒介。鼠身至少可藏匿11种能传染给人类的肠寄生虫，诸如绦虫、蛔虫和旋毛线虫等；它们还是鼠疫、斑疹伤塞、Weil病和鼠咬热病原体的贮主。棕鼠(R. norvegicus)的白化突变型供作实验动物之用；