That is Februaries with 28 days to reach the total of 355.

就是二月有28天，达到了355天。

Then came Julius Caesar who decided to follow the solar calendar of the Egyptians that had Januaries and Februaries in the beginning.

后来，凯撒大帝决定遵循埃及人的阳历，这个历法一开始就有1月和2月。