biological energy短语¹⁴⁴⁹⁷²⁺² 基本例句 生物能 全球变暖 Secondly, by using a technology that is similar to the“ fuel cell”, people could increase the efficiency when biological energy transfers into secondary energy. 其二，利用类似现在的“燃料电池”技术，提高生物能转化成二次能源的转化效率。 blog.sina.com.cn