1. 叛徒，变节者
2. 卑鄙小人，卑劣的人，讨厌的人
3. 告密者
4. 女用发垫
5. 工贼
6. 【动】鼠
7. 脱党者，退会者
8. 接受低于工会规定工资的工人
9. 不参加罢工的工人
10. 特务
11. 假发卷
12. 发酒疯
13. 街头青少年流氓
14. 下流女人
15. 耗子（是美国制造的反潜鱼雷）

1. 密告，告密，泄漏秘密
2. 捕鼠
3. 背叛，变节，叛变，出卖
4. 诅咒，责骂
5. 脱党
6. 接受低于工会规定的工资工作
7. 不参加罢工
8. 接替罢工工人的位置
9. 破坏罢工
10. 做特务
11. 食言，背弃做某事的诺言
12. （把头发）弄蓬松
13. 当工贼
14. 偷窃

1. rocket-launched antisubmarine torpedo 火箭发射式反潜鱼雷

1. [C]大老鼠 a long-tailed animal related to but larger than the mouse
2. [C]卑鄙小人,叛徒 a worthless disloyal person

1. vi. 捕鼠 hunt rat
2. vi. 变节; 食言; 叛变 break an agreement, a promise, etc.; fail to do sth one has undertaken to do; betray sb

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

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"
   

1.老鼠;耗子
Arat is an animal which has a long tail and looks like a large mouse.

e.g. 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。
e.g. ...arat-infested derelict building.
鼠灾泛滥的废弃建筑

2.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.

e.g. What did you do with the gun you took from that littlerat Turner?
你是怎么处理从那个叫特纳的小叛徒手里得到的枪的？

3.告密;出卖
If someonerats on you, they tell someone in authority about things that you have done, especially bad things.

rat什么意思

e.g. They were accused of encouraging children torat on their parents.
他们被指控唆使儿童告发自己的父母。

4.违约；食言
If someonerats on an agreement, they do not do what they said they would do.

e.g. She claims he ratted on their divorce settlement.
她声称他违反了他们的离婚协议。

5.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.

rat在线翻译

e.g. If I don't send a picture, he will smell arat...
如果我不寄出照片，他将有所察觉。
e.g. Though Lloyd George's behaviour seemed curious, Haig still did not smell arat.
尽管劳埃德·乔治的行为古怪，黑格仍然没有任何怀疑。

1. 大白鼠：若无特别注明,则为大白鼠(rat)以食入方式之实验数据___ 在固定浓度时经一定时间(通常14小时)之暴露后会造成半数试验动物死亡之浓度为半致死浓度. 本栏位应注明试验动物及吸收途径,若无注明,则为大白鼠(rat)吸入方式之试验数据,一般观察期为 14 天

2.rat：renal function tests; 肾功能

3.rat：registration authority terminal; 受理点

4. rat的近义词

4.rat：radio frequency therapy; 肝肿瘤

5.rat：reentrant atrial tachycardia; 折返性房性心动过速