rat

音標(biāo)發(fā)音

• 英式音標(biāo) [r?t]
• 美式音標(biāo) [r?t]
• 國際音標(biāo) [r?t]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• n. 鼠；卑鄙小人，叛徒
• vi. 捕鼠；背叛，告密
• n. (Rat)人名；(法、意、印、瑞典)拉特；(泰)叻

同根派生

• adj性質(zhì)的同根詞

  ratty：像老鼠的；破爛的。

• n性質(zhì)的同根詞

  ratter：捕鼠者；叛徒。

• rat相關(guān)詞

用法辨析

v. (動詞)

• rat用作名詞時意思是“鼠”,轉(zhuǎn)化為動詞意為“捕鼠”,引申可表示“背叛”“告發(fā)”“食言”。
• rat只用作不及物動詞,在口語中常與介詞on連用。
• rat的過去式和過去分詞均為ratted。

• rat使用方法
• rat詳細(xì)辨析

英漢例句

用作名詞 (n.)

• The rats have eaten holes in those bags of flour.
  大老鼠把那些面粉袋嗑出了窟窿。

用作動詞 (v.)

用作不及物動詞: S+～(+A)

• The dogs went ratting.
  狗都去捕捉老鼠了。

• rat更多例句

詞組短語

用作名詞 (n.)

動詞+～

• catch a rat 捕鼠
• get rid of rats 消滅老鼠
• smell a rat 感到不妙；感到有可疑之處

形容詞+～

• brown rat 棕色鼠
• dirty rat 卑鄙的人

名詞+～

• the water rat 水鼠

介詞+～

• like a rat in a hole 像甕中之鱉,很有把握
• like a drowned rat 渾身濕透（象落湯雞）

用作動詞 (v.)

～+介詞

• rat on 撤銷；背叛，告發(fā)

• rat更多詞組

英英字典

劍橋英英字典

• (ANIMAL) a small rodent, larger than a mouse, that has a long tail and is considered to be harmful
• (PERSON) an unpleasant person who deceives others or is not loyal

柯林斯英英字典

• A rat is an animal which has a long tail and looks like a large mouse.
• 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.
• If someone rats on you, they tell someone in authority about things that you have done, especially bad things.
• If someone rats on an agreement, they do not do what they said they would do.
• 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.

• rat劍橋字典
• rat柯林斯字典

專業(yè)釋義

生物學(xué)

• 大鼠
• 耗子
• 鼠

交通運(yùn)輸工程

• 老鼠

電子、通信與自動控制技術(shù)

• 送受話器 (receiver and transmitter)
• 收發(fā)信機(jī)