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
I'm a graduate of Harvard University.
我是哈佛大学的毕业生。
He was so angry, he began to jump and down.
他愤怒得开始顿足。
I think so. But he seemed rather tired last night.
我想睡得好。但昨晚他看起来有点累。