因此，当爱荷华州的居民往河里倒垃圾时，这些垃圾最终流向大海。

So people in Iowa who are throwing things into the rivers, that's gonna end up in the ocean.

youdao

因此，当爱荷华州的居民往河里倒垃圾时，这些垃圾最终流向大海。

So people in Iowa who are throwing things into the rivers, that's gonna end up in the ocean.

youdao