Zedeflon
四氟乙烯均聚物
🗣️ 情景例句
I want some breakfast.
我想吃早餐。
What kind of hero is that?
这样算什么英雄好汉？
The Maori have insisted on keeping their own customs and way of life.
毛利人一直坚持保留他们自己的风俗习惯与生活方式。