The first Roman calendar, legend has it, had 10 months and no February.
相传古罗马的第一个历法全年共有十个月，当时并没有二月。
The Julian calendar began in 45 BC as a reform of the Roman calendar by Julius Caesar.
儒略历在公元前45年开始被使用，它是被凯撒大帝改良的罗马历。
Our calendar has changed a lot over the years, but in early Roman times there were only ten months.
从古时开始，日历就不停地变，在罗马时代早期那时，每年只有十个月。
As the Roman Empire expanded northward, it organized its calendar for the most part around the solar year.
当罗马帝国往北延伸后，罗马历法的组成大部分都是以太阳年为基础。
Early in the Roman Empire, around what we would now call 400 BC, a calendar with a year of 365 days was instituted.
早在罗马帝国时期，围绕什么，我们现在会说公元前400年，一个日历 ，与前一年的365天被提起…
Early in the Roman Empire, around what we would now call 400 BC, a calendar with a year of 365 days was instituted.
早在罗马帝国时期，围绕什么，我们现在会说公元前400年，一个日历 ，与前一年的365天被提起…
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