bi.o.con.ver.sion

n.（名詞）
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.
生物轉(zhuǎn)化：有機(jī)物質(zhì)，如植物或動物糞便，通過生物過程或制劑的作用向有用物質(zhì)或能源的轉(zhuǎn)化，如某些微生物