某些泡沫，像全氟辛烷磺酸盐，是有效的，但是是高污染的。

Some foams, like Perfluorooctane sulfonate, are effective but highly polluting.

youdao

某些泡沫，像全氟辛烷磺酸盐，是有效的，但是是高污染的。

Some foams, like Perfluorooctane sulfonate, are effective but highly polluting.

youdao