She correctly points out that bacteria are everywhere: on us, in us and all around us.

她正确地指出细菌无处不在：在我们身上，在我们体内以及在我们周围。

youdao

If the oval structures were once bacteria, they should be everywhere, too.

如果该椭圆结构曾是细菌，它们也该在所有区域出现。

youdao

And if the oval structures were once bacteria, they should be everywhere, too.

而如果该椭圆结构曾是细菌，它们也该在所有区域出现。

youdao

The bacteria exist everywhere in the environment but are commonly swallowed in contaminated food.

BBC: E.coli nursery gets all clear

The E.coli bacteria exist everywhere in the environment but are commonly ingested by contaminated food.

BBC: Two more in nursery E.coli outbreak