Coarse thread
[化] 粗牙螺纹
🧩 词语组成解析
coarse
[kɔrs]
adj. 粗鄙的;粗糙的;粗野的;粗制滥造的;
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
Mrs. Stewart and I
Stewart太太和我
This isn't a laughing matter.
这种事是不能开玩笑的！
The same policeman was just walking slowly past the entrance, when Patrick asked the same question.
昨天的那位警察正从门口慢慢走过，帕特里克上前问了和昨天同样的问题。