剑桥词典energy that is produced from a biofuel (= a fuel that is made from living things or their waste ) 生物质能，生物能源 Bioenergy crops have replaced food as the most profitable crop in several European countries . 在几个欧洲国家，生物能源作物已经超过粮食成为盈利空间最大的作物。 返回 bioenergy