回炉 Traditional form: 回爐 Pinyin (reading): huílú Definitions: to melt down to remelt (metals) fig. to acquire new education to bake again Characters: 回 - to return, to turn around; a time 炉 - fireplace, furnace, oven, stove Traditional characters: 回 - to return, to turn around; a time 爐 - fireplace, furnace, oven, stove