Plunger relay
[电] 插棒继电器
🧩 词语组成解析
plunger
[['plʌndʒə]]
n. 跳水者, 潜水者, 活塞\\n[电] 活柱
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
It's raining cats and dogs outside.
外面下着倾盆大雨。
The old goose plays not with foxes.
老鹅不和狐狸一起玩。
What are you doing tomorrow?
明天你干什么？