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
About the quality of 500 cartons of tin food we ordered last time.
是关于我们上次定购的500箱罐头食品的质量问题。
Well, the worst of the winter should be over.
不过，冬天最糟糕的一段日子总该过去了。
He was constantly on the move, drawing the Danes after him.
他的部队不停地移动，牵着敌人的鼻子，让他们跟着跑。