Acme screw thread
[化] 梯形螺纹
🧩 词语组成解析
screw
[skru]
n. 螺丝钉;螺旋桨，螺旋状物;（螺丝的）转，扭;吝啬鬼;
vt. 用螺丝拧紧;扭曲（某人的面孔）;〈俚〉占便宜，诈骗;
vi. 扭转，扭歪;旋紧;（和某人）性交;
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
What line of work are you in?
你做哪一行的？
What were you doing when I called?
我打电话给你时你在干吗？
I had one after my lunch.
我是在饭后喝的。