which is something that our governments can't seem to do.

这点恐怕连我们的政府都做不到
They built roads, maintained some communication.

罗马人修筑道路沟通信息
They had a mail service, although it was for official use only.

他们有一个邮驿系统虽然仅供官方使用
But this meant that you could get--at least the Roman

但这意味着人们可以至少罗马官员可以
officials could get mail delivered fairly quickly.

以相当快的速度传递信件
They used even a horseback relay that could go a hundred kilometers a day.

罗马人使用驿马接力可以日行100公里
Soldiers were expected to be able travel thirty kilometers

士兵全副武装时估计可以
per day, in full pack.

日行30公里
And that was only possible because,

它们能够实现是因为
besides using the sea, the shipping lanes for travel,

因为除了海运海上航线
which was much faster than overland travel,

比陆地上快得多
the Romans maintained roads.

罗马人还修筑道路