中国现在用的是两种历法，一个是公元历，一个就是农历，从汉代（公元前206-公元220）开始一直到今天我们都是按照农历的正月初一来过（春节）。
The other is the lunar calendar. From Han Dynasty, 206 BC -220 AD, people all celebrate Spring Festival at the first day of the first lunar month every year.
这还是今年(2007)年初一伙数学家绞尽脑汁画了一个地图来彻底地摸它，才最终把它搞定的。
It was finally tamed earlier this year, when a group of mathematicians managed to construct a map that describes it completely.
还是你初一我十五，自己也用婚外情来报复？
Or should she go even further, and take revenge by having an affair of her own?
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