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
We were all sorry when we heard that your brother had had an accident.
我对你弟弟的意外感到遗憾。
This alone made our nine-day trip worthwhile.
光这件事我们9天的旅行就非常值得。
Yes, I do.
我有。