A white, brownish, or reddish mineral, KCl?gCl2?H2O, an ore of potassium, used to manufacture potash salts.是什么意思_A white, brownish, or reddish mineral, KCl?gCl2?H2O, an ore of potassium, used to manufacture potash salts.在线翻译_英语_读音_用法_例句