这不可能！土臭素怎么钻进泥土的呢？

No way! But how does geosmin get into dirt?

youdao

实践表明，腐殖土活性污泥工艺可强化对氮、磷的去除，使污泥脱水性能大大改善，实现污水处理流程的无臭化。

The practice shows that the humus soil activated sludge process can enhance nitrogen and phosphorus removal, improve greatly the sludge dewaterability and realize the odor…

youdao

这些水、这些土、这些垃圾让我们的城市家园脏、臭、毒，是城市破坏了环境？ 是环境改变了我们的生活？

Dirty water, polluted soil and mismanaged rubbish is turning our home town into a dirty, smelly and poisonous place.

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