Niningerite
陨硫镁铁锰石
🗣️ 情景例句
I need a new toothbrush. My old one's worn out.
我需要一支新牙刷。旧的用坏了。
Let me tell you about our product.
关于产品一事让我向你说明。
Sorry, I don't know.
对不起，我不知道。