The bad weather has also created travel problems at sea.

VOA: standard.2009.12.21

And that was only possible because, besides using the sea, the shipping lanes for travel, which was much faster than overland travel, the Romans maintained roads.

之所以能达到这个数字，原因之一是走海路，用海洋航路运输，比陆路快得多，另一个原因就是修路。

耶鲁公开课 - 新约课程节选

He would prefer to go by sea, if possible, because it's much quicker, but at least he could travel on the roads that the Romans built and maintained.

可能到话，他更喜欢走海路，因为那样更快，不过至少他能走,罗马人修建保养的路了。

耶鲁公开课 - 新约课程节选