Perfluoroamine
全氟胺
🗣️ 情景例句
Would you get me some more water, please?
麻烦你再帮我加点水，行吗？
It's up to date.
这个很时兴。
In the evening, the children come home from school.They arrive home early.
傍晚，孩子们放学回家。他们到家很早。