Carburizing
[机] 渗碳
🗣️ 情景例句
What's Harry doing tonight?
Harry，今晚做什么？
Why don't you get dressed now?Put on your work clothes.
为什么你不现在穿好衣服?穿上你的工作服。
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。