ashfree coalashless coal无: not have; there is not; be w ...灰: ash煤: coal无水无灰煤: moisture ash free coal灰煤: culm; slack coal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:无灰煤,即可在微信中查询翻译