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
She told Robbie that her flight tomorrow was canceled,
她告诉Robbie说 她明天的班机取消了
Guess! I hope you'll like it.
猜猜看！我想你会中意的。
There is only enough spring water to supply the needs of the houses, so we have to pump from the river for farm use.
泉水只能满足家庭生活用水，因此我们必须从河里抽水以用于农业生产。