Return relay
[计] 返回继电器
🧩 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
He's going up the ladder pretty quickly.
他真是平步青云。
The man is drawing blueprints for a new house.
这个人在设计新房屋的蓝图。
I could hardly speak.
我简直说不出话来。