Nitrogen hardening
[机] 氮硬化
🧩 词语组成解析
n. 硬化, 淬火\\n[计] 硬化, 固化, 淬火
🗣️ 情景例句
Seven after nine? No. I'm sure he's in his office.
九点零七分 ，不会太早的。我肯定他到办公室了。
Let's hope for the best.
让我们往好处想吧。
You're very professional.
你非常专业。