biodegradable
adjective uk/ˌbaɪ.əʊ.dɪˈɡreɪ.də.bəl/ us/ˌbaɪ.oʊ.dɪˈɡreɪ.də.bəl/
能进行生物降解的,可进行生物分解的
able to decay naturally and in a way that is not harmful
Biodegradable packaging helps to limit the amount of harmful chemicals released into the atmosphere. 可生物降解包装有助于减少排放到大气层中的有害化学物质的数量。