Thread mandrel1
[机] 螺纹心轴
🧩 词语组成解析
thread
[θrɛd]
n. 线;线索;线状物;螺纹;
vt. 穿成串;将（针、线等）穿过…;用…线缝;给…装入（胶片、狭带、绳子）;
🗣️ 情景例句
Thanks a million, Mr. Lee, for what you have done for me.
非常感谢你为我所做的一切。
Marriage makes or mars a man.
婚姻能成全人也能损害人。
We've got to do something about the neighbor's dog!
我们得对邻居的狗采取点行动了！