River systems empty into the sea.

河系最终注入大海。

Do not empty into drains.

切勿倒入下水道。

Multiple rivers empty into the Caspian Sea, the Volga being the largest.

有多支河流注入里海，其中最大的一条是伏尔加河。

All the rivers on the east side of England empty into the North Sea.

英格兰东部的河流都流入北海。

No one knows for sure what that only sea is and when the torrent is going to empty into it.

这唯一的海是什么，而且什么时候它才可以流到这海里，就没有人确定地知道了。