Thread calliper
[化] 螺纹卡尺
🧩 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）;
n. 卡钳, 测径器, 两脚规, 金属撑架
🗣️ 情景例句
Don't move! Get down on the floor.
别动！趴到地上！
You're sure of passing the exam if you work hard.
只要用功，主汪定能考及格。
They lived there before they came to China.
在他们来中国前。