Biodegradation ; pathways ; recombinant biodegrading organisms ; biotransformation technology .

生物降解；途径；重组生物降解生物；生物转化技术。

And the dispersed oil has not exactly gone : it simply has a better chance of biodegrading , and less chance of coming ashore .

分散的石油也没有消失：石油更有可能生物降解，而不是走上岸。