Trapezidal thread
[机] 梯形螺纹
🧩 词语组成解析
[机] 梯形的
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
Or someone can sign with us as a guarantor.
或者有人能当担保人帮我们签字。
I'll work for the next 5 days.
我要工作5天（从明天算起）
I'm sorry, I don't know. You'd better ask that policeman.
对不起，我不知道。你最好问问那位警察。