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relay是什么意思

relay

英[ˈriːleɪ] 美[ˈriːleɪ]

n. 接力比赛，中继设备，轮换者；
v. 转播，转述，转送；

第三人称单数：relays;

过去式：relayed;

过去分词：relaid;

现在分词：relaying;

同义词

relay的同义词之：
deliver impart on hand transfer pass carry

柯林斯高阶英汉双解学习词典释义

N-COUNT

接力比赛(如赛跑或游泳)

A relay or a relay race is a race between two or more teams, for example teams of runners or swimmers. Each member of the team runs or swims one section of the race.
例句
Britain's prospects of beating the United States in the relay looked poor. 英国要在接力赛中战胜美国，前景看上去并不那么乐观。
VERB

转播，传送，传输(电视或收音机信号)

To relay television or radio signals means to send them or broadcast them.
例句
The satellite will be used mainly to relay television programmes... 这颗人造卫星主要用途是转播电视节目。 This system continuously monitors levels of radiation and relays the information to a central computer... 这个系统不间断地监控辐射水平，并将信息传送到中央计算机。
N-COUNT

(接受和发送电视或广播信号的)转播设备，中继设备

A relay is a piece of equipment that receives television or radio signals from one place and sends them to another place.
例句
...a security system with satellite relays. 带有卫星传输设备的保安系统 ...a television relay station. 电视转播站
VERB

传（话）；转述

If you relay something that has been said to you, you repeat it to another person.
例句
She relayed the message, then frowned... 她把消息带到了，然后皱紧了眉头。 The decision will be relayed to Iraq's ambassador at the UN. 这个决定将会被传达给伊拉克驻联合国大使。

英汉词典释义

n.
接替人员, 替班
中继转播(设备)
接力赛
vt.
转述; 转达
They will relay your message. 他们会转达你的口信。 Messengers will relay your letters. 邮递员将接转你的信件。 She relayed the information to us. 她向我们转达了那消息。
转播
The program is being relayed by satellite. 节目正在通过卫星转播。 This metal tower is used to relay television signals to distant villages. 这个金属塔是用于向遥远的村子转播电视讯号的。

英英词典释义

Noun
1. the act of relaying something
2. electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
Verb
1. pass along;
"Please relay the news to the villagers"
2. control or operate by relay

行业词典

体育：接力；
旅游：接力；
电力：继电器；
电子学：继电器；
通信：接力切换；handoff 根据移动台的方位和距离信息来进行的接力方式的切换。；
铁道：继电器；