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
No. If we buy a house, I want to be able to handle it alone.
不， 如果我们买房子， 我希望能够自行负责。
Early start makes easy stages.
早开始是成功的保证。
He didn't often go to look for food himself.
他不经常自己去寻找食物。