Piston shaft
[化] 活塞轴
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
shaft
[ʃæft]
n. 柄，轴;矛，箭;〈非〉嘲笑;光线;
vt. 给…装上杆柄;〈俚〉苛刻的对待;
🗣️ 情景例句
The plane's been delayed 10 minutes.
飞机晚点了十分钟。
Don't forget to help him.
不要忘记帮助他。
Invariably the background was the same: dirt and poverty, and very uncomfortable.
肮脏、贫穷，极其不舒适。