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
Nice to meet you, Mr. Baker.
很高兴见到你， Baker先生。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
Don't count on me.
别指望我。