Piston clearance
[化] 活塞间隙
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
Just try to be patient.
尽量耐心一点。
Business makes a man as well as tries him.
事业既考验人，也造就人。
An old watch, by contrast,
然而一只老掉牙的手表，