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
No one should think that their own culture is superior.
任何人都不应该有文化优越感。
History repeats itself.
历史本身常重演。
If you can do without the few pastoral pleasures of the country, you will find the city can provide you with the best that life can offer.
如果你愿舍弃乡下生活那一点点乐趣的话，那么你会发出城市可以为你提供生活最美好的东西。