Mallardite
[化] 白锰矾; 水锰矾; 七水锰矾
🗣️ 情景例句
We'll tell you the big surprise.
我来告诉你们这个大惊喜。
The best mirror is an old friend.
老朋友是最好的镜子。
The turtle at last gives up by pulling his feet under his shell and the game is over.
海龟终于屈服了，将4条腿缩进壳内。