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
I am looking for a necklace with a matching pair of earrings.
我想找一条项链和一副跟它相配的耳环。
He's Bob.
他是鲍勃。
to discover whether they are mentally ill more often than other people are.
看一看他们是否比其他人更易患精神病。