英 [saɪn] 美 [saɪn]
名词迹象; 符号; 手势; 指示牌
1. sign off : 停止广播；
2. sign up : 签约参加工作, 签约雇用；
3. sign in : 签到, 签收；
4. sign on : 签约雇用, 开始广播；
5. in sign of : 作为...的表示；
6. sign over : 签字让与；
7. sign away : 签字放弃；
1. He signed to me to be quiet.
2. She signed the child to be quiet.
1. Violence is a sign of weakness or fear, not a sign of strength or confidence.
A：How do I (set up/ get/ sign up for) an email account?
B：Oh, that’s easy.
A：I’d like to sign up for (this class/ summer courses/ accounting).
B：You should talk to the registrar.
A：(Why don’t I/ May I/ Can I) come by your office tomorrow to sign the lease?
B：Yeah, all right.
1. 符号函数：为实现载荷的精确加载,特别引入两个符号函数(sign)控制载荷的加载区域. 载荷的加载步骤:首先在连杆轴颈的几何中心分别建立柱坐标系,然后用PATRAN 的场(field)赋予其接地弹簧单元(ground bush)属性. 接地弹簧单元可以同时模拟6 个方向的刚度与阻
2. sign：the scottish intercollegiate guidelines network; 苏格兰院际指南网络
A sign is a mark or shape that always has a particular meaning, for example in mathematics or music.
e.g. Equations are generally written with a two-bar equals sign.
A sign is a movement of your arms, hands, or head which is intended to have a particular meaning.
e.g. They gave Lavalle the thumbs-up sign...
e.g. The priest made the sign of the cross over him.
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.
e.g. All programmes will be either 'signed' or subtitled...
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.
e.g. ...a sign saying that the highway was closed because of snow.
e.g. ...a cardboard sign, which stated 'No to Poll Tax'...
If there is a sign of something, there is something which shows that it exists or is happening.
e.g. They are prepared to hand back a hundred prisoners of war a day as a sign of good will...
e.g. His face and movements rarely betrayed a sign of nerves...
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.
e.g. World leaders are expected to sign a treaty pledging to increase environmental protection...
e.g. Before an operation the patient will be asked to sign a consent form.
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.
e.g. The Minnesota Vikings signed Herschel Walker from the Dallas Cowboys...
e.g. The band then signed to Slash Records.
In astrology, a sign or a sign of the zodiac is one of the twelve areas into which the heavens are divided.
e.g. The New Moon takes place in your opposite sign of Libra on the 15th.
9. see also: signing;call sign
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.
e.g. The London train was on time, but there was no sign of my Finnish friend.
If you say that an agreement is signed and sealed, or signed, sealed and delivered, you mean that it is absolutely definite because everyone involved has signed all the legal documents.
e.g. The Chancellor had been hoping to have an agreement signed and sealed by the end of this week...
e.g. A government spokesman said the bill must be signed, sealed and delivered by tomorrow.
12. to sign one's own death warrant -> see death warrant
相关词组：sign awaysign forsign insign offsign onsign on forsign oversign up