Derrated shaft
[机] 锯齿轴
🧩 词语组成解析
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
This job is no picnic.
这份工作很累人。
The accident held the train up for an hour.
那事故使火车延误了一个小时。
It's none of your business.
关你屁事！