clean-out door清: unmixed; clear渣: dregs; residue; sediment门: entrance; exit; door; gate熔炉: smelting furnace; smelter cr ...清渣门: clean-out door下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:清渣门(熔炉)，即可在微信中查询翻译
