Malcomizing
不锈钢表面氮化
🗣️ 情景例句
You'll never be in shape until you eat less and exercisemore.
只有少吃多锻炼才能健美。
A quiet conscience sleeps in thunder.
白日不做亏心事，夜半不怕鬼敲门。
What's in it?
里面是什么东西？