Agnesite
碳铋矿
🗣️ 情景例句
Management changed and we did not get along.
经理换人，而我们又处不来。
By doing we learn.
经一事，长一智。
but Mr.Scott cannot get a telephone for his new garage, so he has just bought twelve pigeons.
但詹姆斯。斯科特先生未能为他新的汽车修理部搞到一部电话机，所以他买了只鸽子。