Metcolizing
铸铁表面(喷)渗铝法
🗣️ 情景例句
It really doesn't matter at all.
真的没关系。
How do you spend your evenings?
夜生活你都是怎么过的？
We stopped in Moscow on the way, but only for an hour or two, so there was no time to go into the centre of the city.
我们在莫斯科停了一下，但只停了一两个小时，所以没有时间去市中心玩。