Formoxy
[机] 醛氧基
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
Prepare for a rain day.
未雨绸缪。
But other suns, stars as the astronomers call them, are bound to have planets like our own,
但是，其他的太阳，即天文学家所说的恒星，肯定会有像我们地球一样的行星。