Read Edit View history 末煤 mòméi slack coal Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 末煤 · mòméi · slack coal 2026/03/04 末煤 mòméi slack coal slack coal (final poor quality coal) 这种锅炉不适合燃烧末煤。 created sense Mar 4, 2026, 02:25 AM