Thread rolling die
[机] 螺纹滚模
🧩 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）;
rolling
['rəuliŋ]
adj. 旋转的;波动的;起伏的;
n. 旋转;动摇;轰鸣;
die
[daɪ]
vt.& vi. 死亡，熄灭;凋零，枯萎;渴望，盼望;
n. 钢型，硬模;骰子;
🗣️ 情景例句
Good morning, sir.
早安，先生。
What do you do for relaxation?
你做什么消遣？
It can take as long as eight days to rig up rope ladders and to establish supply bases before a descent can be made into a very deep cave.
有时需要花费整整8天时间来搭起绳梯，建立供应基地，然后才能到一个很深的洞穴里。