[ 第三人称单数 biodegrades 现在分词 biodegrading 过去式 biodegraded 过去分词 biodegraded ]
Trichloroacetic acid(TCAA) as the highest cancer risk in all kinds of chlorine disinfection byproducts of drinking water is difficult to biodegrade,leading to carcinogenic,mutagenic and teratogenic function,which has a big hazard on people’s physical health.
在饮用水液氯消毒副产物中,三氯乙酸的致癌风险最高,且难以生物降解,具有"三致"(致癌、致畸、致突变)作用,对人们的身体健康危害大。
参考来源 - 铜锌内电解法降解水中三氯乙酸的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
"Plastic bottles do not biodegrade"
以上来源于: WordNet
The problem is a lot of this does not biodegrade.
他说：“问题是很多这种垃圾不能被生物降价。
Unlike some bioplastics, it is a drop that will neither compost nor biodegrade, though it will be recyclable.
不同于一些生物塑料，是一种既不能堆肥也无法生物降解的物质，尽管可以进行回收利用。
Non-organic materials must be removed, unless they are made of several new starch-based polymers that biodegrade over time.
非有机材料必须被删除，除非它们是由几个新的淀粉基生物降解聚合物，随着时间的推移。
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