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
I hope you will like it here.
我希望你们喜欢这里。
Where are the stairs?
楼梯在哪里呢？
My cousin, Harry, keeps a large curiously-shaped bottle on permanent display in his study.
我的堂兄哈里在他的书房里一直摆着一只形状古怪的大瓶子。