褐煤brown coal: 褐煤。 or: n. 【徽章】黑金色,黑色。 lignite: n. 【矿物】褐煤 ( = brown coal). brown coal (or lignite ): 褐煤lignite (or brown coal): 褐煤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:brown coal (or lignite),即可在微信中查询翻译