Read Edit View history 补炉 bǔlú fettling Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 补炉/補爐 · bǔlú · fettling 2026/03/04 补炉 / 補爐 bǔlú fettling fettling 炼钢工人正在给高炉补炉。 created sense Mar 4, 2026, 02:25 AM