relay
单词辨析：
指播送电台或电视台节目；也可指传播信息。
A new TV program will be broadcast this evening.
今天晚上将要播送一个新的电视节目。
This station broadcasts in 7 languages.
这个电视台用7种语言广播。
指将无线电或电视信号经由中继站进行转播。
The football match was relayed live from the field.
这场足球比赛是从球场进行实况转播的。
The broadcasts were relayed around the world by satellite.
这些电视节目通过卫星在全世界进行了转播。
主要指在电视上播送节目，内容多样，可以是辩论会、演讲、体育比赛等。
His concerts are always televised.
他的音乐会一向通过电视播放。
相关例句：
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。
SQL Relay has other faults and limitations.
SQL Relay还有其他的缺点和限制。
The utility model discloses a relay for maintaining magnetic used for control.
本实用新型公开了一种控制用磁保持继电器。
The necessity and possibility of integration of relay protection and overvoltage control was discussed.
探讨特高压输电线继电保护和过电压控制一体化的必要性和可能性。
I also like the relay races.
我还喜欢接力比赛。
This paper introduces the problem of hidden failures in relay protection of power systems.
本文介绍了电力系统继电保护中存在的隐形故障问题。