Reciprocating pump
[化] 往复泵
🧩 词语组成解析
[医] 交互的, 往复的
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 heard the professor of that class is very good.
我听说那个班的教授很好。
Yes, he speaks English perfectly.
是,他能流利地说英语。
Why don't you do the experiment? I'm sure you would do it really well.
你干吗不做这个实验呢？我相信你一定会干的很棒的。