Relay switch
[计] 继电器开关
🧩 词语组成解析
relay
[rɪ'lɛi]
n. 接替人员，替班;传递;接力赛;继电器;
vt. 转播，传达;用驿马递送，使接替;分程传递;
switch
[swɪtʃ]
n. 开关;转换，转换器;软鞭子;[信]接线台;
vt.& vi. 转变，改变;转换;关闭电流;鞭打;
vt. 转换;挥动（棍棒、鞭子等）;迅速转动;鞭打;
vi. 交换;调换;
🗣️ 情景例句
That's a good idea.
好主意。
We exchange products under almost all circumstances.
在各种情形下我们都可更换产品。
She is going to set out from the French coast at five o'clock in the morning.
她打算早上5点钟从法国海岸出发。