Rotary-piston pump
[化] 旋转活塞泵
🧩 词语组成解析
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
It was nice here, too.
这儿也很好。
He who is ashamed of asking is ashamed of learning.
耻于问者耻于学。
I had several photographs of Clare Flower, and I picked out one interesting photograph of Clare aged twelve in an art class at school.
我有几张克莱尔·弗劳尔的照片，挑出了一张克莱尔12岁时在学校假期艺术课上拍的很有趣的照片。"