biodegraded是biodegrade的过去分词
biodegrade
美 [.baɪoʊdɪ'ɡreɪd]
英 [.baɪəʊdɪ'ɡreɪd]
- v.生物降解
- 网络生物递降分解；生物动因退化；生物分解
第三人称单数：biodegrades 现在分词：biodegrading 过去分词：biodegraded
v. | 1. to decay naturally as the result of the action of bacteria 2. if a substance biodegrades, bacteria cause it to separate into very small parts so that it is not harmful to the environment |