Even those few "pest" species aren't as filthy as you think... in fact, they're just as likely to live in perfectly sanitary conditions as in decaying garbage.

即使那些少数的“害虫”种类也不像你想的那么脏：事实上，它们在腐臭的垃圾桶里也能实现完美的卫生条件。

youdao

And I had the opportunity to go up in the air and see it a few times, and just filthy floodwater, because floodwater is filthy, as far as the eye could see.

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