Safety relay
[化] 安全继电器
🧩 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;
🗣️ 情景例句
But I am thinking about myself.
但我就是在为自己着想呀。
What month is this?
现在是几月份？
I've decided to bring seven.
我决定带七位。