Manual drum pump
[化] 手动回转泵
🧩 词语组成解析
drum
[drʌm]
n. 鼓;鼓状物;鼓声;石首鱼;
vt. 击鼓;连打;反复讲;鼓吹;
vi. 击鼓;连打;拍翅;
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
There's so many things to talk about.
有许多事情需要讨论。
He is truly happy who makes others happy.
真正幸福的是使人幸福的人。
We have mainly adopted some usual international practices.
我们主要采取了一些国际上的惯例做法。