音标：[,baiәudi'^reid] ；

vt. 生物递降分解

v. break down naturally through the action of biological agents

词型变化：现在分词 : biodegrading ; 过去式 : biodegraded ; 第三人称单数 : biodegrades ; 过去分词 : biodegraded ; 名词复数形式 : biodegrades

词性分布：

动词100%

biodegrade的用法和样例：

例句

用作动词(v.)

The new skin appears to work better than preious skin substitutes that biodegrade in situ after a few weeks.研制的新皮似乎较以前的皮肤替代品好，因为新皮在移植后数周可原位生物降解。
It is an unlikely application, but researchers in China have discovered that chicken manure can be used to biodegrade crude oil in contaminated soil.这看上去像一个不可能的应用，但是中国的科学家发现了鸡粪可以用于生物降解受污染土壤中的原油。

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