Nitriding steel
[機] 氮化鋼
?? 詞語組成解析
v. 滲氮
steel
[stil]
n. 鋼，鋼鐵;鋼制品;兵器;鋼鐵工業;
vt. 包上或鍍上鋼;使堅定;
adj. 鋼制的;鋼鐵業的;堅強的;[色彩]青灰色的;
??? 情景例句
Your gong fu has a lot of good and bad points, but I'd like to draw particular attention to problems in your footwork.
你的功夫優點和缺點并存，但我希望你能特別要注意你的步法。
Let's keep in touch.
讓我們保持聯系。
Bye!
再見！