noun🔗Share脉石, 尾矿。 The earthy waste substances occurring in metallic ore."After the miners extracted the gold ore, they had to remove the gangue, which was mostly rock and sand, before they could process the gold. "矿工们提取出金矿石后，必须先去除脉石，那些主要是岩石和沙子的尾矿，才能进一步提炼黄金。geologymaterialsubstanceChat with AIVocabulary GamePractice Reading
