relay中文什么意思

n.
1.接替的马；驿马；接替的狗；(备有接替马匹的)旅馆。
2.接替；接替人员；补给供应。
3.分程递送；传达；转运；【军事】递骑；【体育】接力赛跑。
+更多解释...4.【电学】替续器；【机械工程】继动器；【无线电】转播的无线电节目。
短语和例子
work in [by] relays 轮班工作。 a fresh relay of workers 刚接班的一批工人。 a key relay 键控继电器。 a radar relay 雷达中继站。vt.
1.用驿马递送；分程递送；使接替。
2.供给接替马匹；供给新材料。
3.传达；【无线电】转播。vi.
1.得到接替[补充]。
2.传达；转播。
短语和例子
a relaying station 【无线电】转播电台。

• a relay:    接力赛跑
• relay…to:    传达，转交
• relay amplifier relay panel:    继电器放大器

例句与用法

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1. The findings are relayed by radio to observation points on the earth .
   探测到的结果通过无线电传送到各地面观察点。
2. He was there by invitation, to impart information and to relay requests .
   他应邀坐在那儿，随时准备提供情况和回答咨询。
3. Different messages are constantly being relayed by one's peers, subordinates, and superiors .
   同事，下级或上级不断传来各种不同的消息。
4. Rockets use a system known as telemetry to relay their information to earth .
   火箭用一个称为遥测技术装置的系统，把它们的信息传给地面。
5. There has always been a problem in using radio relay in overseas communications .
   在利用无线电转播进行海外通讯方面一直存在着一个问题。

英文释义

名词

1. the act of passing something along from one person or group to another; "the relay was successful"
2. electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
   同义词：electrical relay
3. a race between teams; each member runs or swims part of the distance
   同义词：relay race
4. a fresh team to relieve weary draft animals
5. a crew of workers who relieve another crew

动词

1. pass along; "Please relay the news to the villagers"
2. control or operate by relay

百科释义

A relay is an electrically operated switch. Many relays use an electromagnet to operate a switching mechanism mechanically, but other operating principles are also used.