v.接转，转送，转发(信息、消息等),播放，转播(电视或广播讯号)
relay的过去式

原形：relay第三人称单数：relays过去式：relayed过去分词：relaid现在分词：relaying

Messengers will relay his letters.
邮递员将接转他的信件。
Eric quickly relayed this news to the other members of staff.
埃里克马上就把这个消息转告给了其他员工。
We will relay your opinion to the headmaster.
我们愿把你的意见转告校长。
The relay race is always the most exciting event in the school sports meet.
短跑接力赛在学校的运动会上总是最激动人心的比赛。
The electrician installed a relay to control the garage door opener.
电工安装了一个继电器来控制车库门开启器。
The telephone system uses relays to switch calls between different exchanges.
电话系统使用继电器在不同的交换机之间切换通话。
The marathon runner handed the baton smoothly to her teammate in the relay.
马拉松运动员在接力赛中顺利地将接力棒传给了她的队友。
The relay station amplifies the radio signal and sends it further.
中继站放大无线电信号并将其发送得更远。
The astronaut used a robotic arm to relay tools from the spacecraft to the moon's surface.
宇航员用机械臂从宇宙飞船中传递工具到月球表面。
The news was relayed from the battlefield to headquarters by radio.
战场上的消息通过无线电传到了指挥部。
The storm forced the plane to make an emergency landing at a nearby relay airport.
暴风雨迫使飞机在一个附近的中转机场紧急降落。
The computer program uses a series of logic relays to process data.
这个计算机程序使用一系列逻辑继电器来处理数据。
In the swimming competition, each team had four swimmers for the relay event.
在游泳比赛中，每个队伍有四名游泳选手参加接力项目。