Mesoxyalyurea
四氧嘧啶
🗣️ 情景例句
Trees, grass.
有绿树 ，有草地。
I will go to the drugstore.
我将去药房。
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，