炼铁炉 liàntiělú blast furnace Definitions Defs Origin Strokes Stroke Words Sentences Sents 炼铁 煉鐵 liàntiě to smelt iron to extract iron from iron ore through smelting炉 爐 lú noun stove (bound form) stove; furnace; kiln; oven; often appears as the word 炉子 lúzi