好词典

lignite

UK //ˈlɪɡnaɪt//US //ˈlɪɡnaɪt//

词源

源自拉丁语 'lignum'(意为木材) + 后缀 '-ite',因其质地和外观类似木质而得名。

noun

❶ 一种质地较软、颜色呈褐色的低等级煤炭,因碳化程度较低而含有较多水分和挥发物,通常用于发电或家庭取暖。

“The power plant uses lignite as its primary fuel source.”

(这家发电厂以褐煤为主要燃料来源。)

“Lignite deposits are often found near the surface of the earth.”

(褐煤矿床通常在地表附近被发现。)

同义词:brown coal, soft coal, low-rank coal

常见短语

lignite mining — 指开采褐煤的过程或行业,通常涉及露天开采技术。

“Lignite mining has significantly altered the landscape in this region.”

(褐煤开采极大地改变了这一地区的地貌。)