Threading unit
[化] 螺纹车床
🧩 词语组成解析
[计] 穿线\\n[化] 车螺纹
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
to ask Dad to sign as a guarantor.
请爸爸当担保人为我签字。
To cast off the shell
蜕皮
I went downstairs and sat in front of the television pretending to read.
便来到楼下坐在电视机前假装看书。