adj.生物所能分解的
In practice this is not the case since part of the sludge is not biodegradable. 實際上不是這樣,因為有一部分污泥不能為生物所降鮮。
Waste can be segregated as biodegradable and nonbiodegradable. 垃圾可分為可生物降解的和不可生物降解的兩類。