Nitriding steel
[机] 氮化钢
🧩 词语组成解析
v. 渗氮
steel
[stil]
n. 钢，钢铁;钢制品;兵器;钢铁工业;
vt. 包上或镀上钢;使坚定;
adj. 钢制的;钢铁业的;坚强的;[色彩]青灰色的;
🗣️ 情景例句
That's relief.
真令人欣慰。
You'll regret it if you don't go.
不去你会后悔。
Chaplin was born in London in 1889 and first acted when he was five years old.
卓别林1889年出生于伦敦，5岁时就开始演戏。