Piston clearance
[化] 活塞间隙
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
One moment, please.
请等一下。
That's good wisdom which is wisdom in the end.
最后的聪明才算真聪明。
Apart from any moral considerations this is a stupid method of training,
且不说道义问题，这本身就是一种愚蠢的训练方法，