Mallardite
[化] 白锰矾; 水锰矾; 七水锰矾
🗣️ 情景例句
You seem to have some reservations.
看起来你还有些犹豫。
I wonder if it will snow tonight.
我不知道今晚会不会下雪。
They offered to pay $10 a pound for the biggest biscuit baked by a listener.
他们愿意以每磅10美元的价钱买下由听众烘制的最大的饼干。