Vacuum relay
[电] 真空继电器
🧩 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
and he kept talking about having a house of our own.
他老说要有自己的家。
Napolean himself was once a crying baby.
即使是拿破仑，过去也是啼哭的婴孩。
The woman immediately behind the two cars happened to be a learner.
紧跟其后的一辆车上的司机碰巧是个初学者，