Bacillariophyta
硅藻门
🗣️ 情景例句
Will he be OK, Dad?
他会没事吗， 爸爸？
Fortunately,I jumped back in time to avoid being hit.
幸好,我及时跳回来避免被撞击。
I'm afraid some people forgot to sweep the floor.
它不如平时干净，恐怕是一些人忘记扫地了。