Plunger pump
[化] 活柱泵
🧩 词语组成解析
plunger
[['plʌndʒə]]
n. 跳水者, 潜水者, 活塞\\n[电] 活柱
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
When I get back, we'll talk about my new factory.
我回来后 ，我们谈一谈我的新工厂。
Let me lend it to you.
让我借给你。
He was married to a friend of mine.
他和我的一个朋友结了婚。