Metcolizing
铸铁表面(喷)渗铝法
🗣️ 情景例句
At least you've got a roof over your head.
至少你现在有电瓦遮头。
This part of the country is very flat.
这个国家这一部分很平坦。
We always assume that villagers in remote places are friendly and hospitable.
人们总是以为偏僻的地方的村民们热情好客。