Reciprocating piston pump
[化] 往复式活塞泵
🧩 词语组成解析
[医] 交互的, 往复的
piston
['pɪstən]
n. <机>活塞;
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
She has not indicated how she proposes to react.
她未表示打算做何回应。
Please don't make a smell in the house with your cigar.
请不要在屋子里散布雪茄的气味吧。
I'd come too if I had time to spare.
如果我能匀出时间，我也愿意去。