Chemical machining
[化] 化学加工
🧩 词语组成解析
[机] 机制
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
The day has eyes, the night has ears.
日有眼，夜有耳。
Tom burnt his hand when he was cooking.
汤姆做饭时烫了手。