Partial hardening
[化] 局部淬火
🧩 词语组成解析
n. 硬化, 淬火\\n[计] 硬化, 固化, 淬火
🗣️ 情景例句
My computer was infected by a virus, I guess since I didn't have firewall installed.
我的电脑受到病毒感染了，我想是因为我没装防火墙。
Someone is working in the manhole.
有人在
I'm calling about mistake on our last invoice.
我打电话来，是因为上回的发票有错。