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
OK. Here we go.
好吧。我们重来。
I've got a slight pain in my teeth.
我的牙有点痛。
He speaks little Chinese, so it's difficult to communicate with him.
他只能讲一点汉语，所以和他交流很难。