Alaumstem
钠明矾
🗣️ 情景例句
Have a good time.
好好玩。
Love needs no teaching.
爱情无需教导。
No, not exactly. But later, peole developed a way of printing, using rocks.
不完全是这样。但后来，人们利用石头，研制了一种印刷方法。