Nitrocementation
碳氮共渗
🗣️ 情景例句
If they're as good as the rest of these pictures, it's a deal.
假如它们跟这儿其余的照片一样好的话， 我们的交易就成了。
I thought about going to my sister's. How about you?
我想去姐姐家玩，你呢？
We should learn the value of money and learn how many hours' work has to be done before we can buy something.
我们应该认识到钱的价值，知道要干多少小时的活，我们才能买某件物品。