Machining(of metals)
[化] 金属切削加工
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
He that would eat the kernel must crack the nut.
要把果仁吃，就得碎果壳。
'I told you yesterday and the day before yesterday,' he shouted,
“我昨天和前天都告诉过您了，”他大叫着，