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 see you're in a good mood.
我看你心情很好。
It is better to die with honour than to live in infamy.
光荣的死胜于羞辱的生。
What shall we do today? The weather's not very good.
我们今天该做什么呢？天气很不好。