sign

1. N-COUNT A sign is a mark or shape that always has a particular meaning, for example, in mathematics or music. 符号

Equations are generally written with an equal sign. 等式通常用等号来写。

2. N-COUNT A sign is a movement of your arms, hands, or head which is intended to have a particular meaning. 姿势; 手势

They gave Lavalle the thumbs-up sign. 他们给拉瓦列做了一个竖起大拇指的手势。

3. V-T If you sign, you communicate with someone using sign language. If a programme or performance is signed, someone uses sign language so that deaf people can understand it. 打手势; (节目或表演) 配手势语

All programmes will be either "signed" or subtitled. 所有的节目都配有手势语或者字幕。

4. N-COUNT A sign is a piece of wood, metal, or plastic with words or pictures on it. Signs give you information about something, or give you a warning or an instruction. 指示牌

...a sign saying that the motorway was closed because of snow. …一个写着公路因大雪封闭的指示牌。

5. N-VAR If there is a sign of something, there is something which shows that it exists or is happening. 迹象; 征兆

They are prepared to hand back a hundred prisoners of war a day as a sign of good will. 作为一种友好的表示，他们准备一天遣返100名战犯。

His face and movements rarely betrayed a sign of nerves. 他的表情和行为很少流露出紧张的迹象。

6. V-T When you sign a document, you write your name on it, usually at the end or in a special space. You do this to indicate that you have written the document, that you agree with what is written, or that you were present as a witness. 在…上签名; 签署

World leaders are expected to sign a treaty pledging to increase environmental protection. 人们期望世界领导人们能签署一份承诺加强环境保护的条约。

7. V-T/V-I If an organization signs someone or if someone signs for an organization, they sign a contract agreeing to work for that organization for a specified period of time. 签约雇用; 签约受雇

The Minnesota Vikings signed Herschel Walker from the Dallas Cowboys. 明尼苏达维京人队签约雇用了达拉斯牛仔队的赫舍尔·沃克。

8. N-COUNT In astrology, a sign or a sign of the zodiac is one of the twelve areas into which the heavens are divided. 星座

The new moon takes place in your opposite sign of Libra on the 15th. 15日新月会出现在天秤座的对面。

9. →see also signing

10. PHRASE If you say that there is no sign of someone, you mean that they have not yet arrived, although you are expecting them to come. 不见某人的踪影

The train was on time, but there was no sign of my Finnish friend. 火车准时到达了，但还没有见到我芬兰朋友的踪影。