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
Railroad stations or airports--Grandpa always tells us he'll get here by himself.
无论是火车站还是机场，爷爷总是说他会自个儿设法到这 。
There is no time like the present.
机不可失，时不再来。
We're warm, we're dry and we're safe.
“我们不感到冷，身上是干的，而且我们很安全。