Read Edit View history 煤矸石 méigānshí coal gangue Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 煤矸石 · méigānshí · coal gangue 2026/03/04 煤矸石 méigānshí coal gangue (mining) coal gangue 煤矸石可以用来发电或制造建筑材料。 noun created sense Mar 4, 2026, 02:25 AM