Circular piston
[电] 圆活塞
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
Certainly sir, and is there anything else I can do for you?
当然了，先生，请问还有什么我能为你效劳呢？
You've got some nerve!
你好大的胆子。
We are thinking of expanding into the Chinese market.
我们想把生意扩大到中国市场。