ogle 名词
环境	coal The natural, rocklike, brown to black derivative of forest-type plant material, usually accumulated in peat beds and progressively compressed and indurated until it is finally altered in to graphite-like material

ogle : 25 短语, 6 学科

一般	4
化学	8
政治	1
环境	7
经济	3
能源行业	2