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
What's the difference? No one will ever find out.
有什么两样？没有人会发现。
In books,are embalmed the greatest thoughts of all ages.
伟大思想古今有，载入书中成不朽。
The episode could reasonably serve as a unique epic of royal espionage!
这一幕历史可以说是王室谍报活动中最精彩的篇章。