洪炉 Traditional form: 洪爐 Pinyin (reading): hónglú Definitions: great furnace (metaphor for a place where character is forged) Characters: 洪 - deluge, flood; immense, vast 炉 - fireplace, furnace, oven, stove Traditional characters: 洪 - deluge, flood; immense, vast 爐 - fireplace, furnace, oven, stove