bi.o.con.ver.sionn.（名词）The conversion of organic materials, such as plant or animal waste, into usable products or energy sources by biological processes or agents, such as certain microorganisms.生物转化：有机物质，如植物或动物粪便，通过生物过程或制剂的作用向有用物质或能源的转化，如某些微生物
