Boussingaultite
[化] 铵镁矾
🗣️ 情景例句
Did she say why she had to leave today?
她说了她为什么今天非走不可吗？
Great oaks from little acorns grow.
万丈高楼平地起。
When it did so, it sent sparks down to the ground and these immediately started a fire.
当它这样做时，把火花送到了地面，这些火花立刻引起了一场大火。