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
Our company has had a big business in Chinese arts and crafts.
我们公司经营大宗中国工艺品。
Can I cancel this ticket?
我可以取消这张票吗？
At last he said,I think I can help him. He'll be OK if I do one small operation.
“我想我能治他的病。只要我给他做一个小手术，他就会好的。”