But I do know this: 但我知道一点

684. he's serious enough.
     他够严肃
685. Was it really worth it? Losing him this way?
     值得吗，就这样失去他
686. I don't know.
     我不清楚
687. But I do know this:
     但我知道一点
688. If the Targaryen girl convinces
     如果那个坦格利安女孩
689. her horselord husband to invade
     说服她的马王丈夫打过来
690. and the Dothraki horde crosses the Narrow Sea...
     而多斯拉克人成功地横渡狭海

来自《权力的游戏 第一季 第五集 Game of Thrones S01E05 凯特琳绑架提利昂》第 687 行