Thread tool(chaser)
[化] 螺纹刀具
🧩 词语组成解析
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
Even when I have a cold, I still have a good appetite.
我就是感冒了，胃口也照样很好！
You'd better give us a rough idea of your price.
您最好给我们一个粗略的价格。
Hi! Where are you from?Hi
，你是哪里的？