V-thread
[机] V形螺纹, 三角螺纹
🧩 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
I didn't even finish it.
没有能吃完它。
Silence is learnt by the may misfortunes of life.
沈默是通过生活中的许多不幸而学会的。
It is no use learning without thinking.
学而不思则惘。