Sensitive relay
[电] 灵敏继电器
🧩 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
Yes?
是吗？
We are anxious to know how long it will take you to deliver the goods.
我们急于知道贵方多长时间能交货。
Oh dear! It's very warm in this clasroom, isn't?
天哪，这屋里真暖和，不是吗？