Carburizing steel
[机] 渗碳钢
🧩 词语组成解析
[机] 渗碳
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
Nurse Baker, would you come in, please?
Baker护士 请你过来一下，好吗？
Please come to the airport by eight thirty at the latest.
最迟要在8点30分到达机场。
You have a good command of English.
你的英文能力很强。