Piston clearance
[化] 活塞间隙
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
She couldn't get over her shyness.
她无法克服羞怯。
How long is Jones Boulevard?
琼斯大街有多长？
She was in the city to visit her daughter.
她住在农村。