The best guess is that it tracked astrological positions, like the lunar calender and predicted events, such as the seasons.

最好猜测是它跟位置，如农历和预测事件， 如季节。

For the Russians and Ukrainians, Easter night is one of the holiest times in the calender to set up such provocations to kill people is an outrage.

对俄罗斯人和乌克兰人来说，复活节夜是日历上进行此类挑杀人事件最好时机。

At the start of the most solemn period of the Catholic church calender, Francis struggled to lay prostrate in front of the altar in the basilica before the chant-filled evening service got underway.

天主教会最庄严时刻开始，教皇方济各费力地伏在教堂圣坛前，之后拜上会有颂歌。

And because the ancient Egyptians were using the lunar cycle in combination with this heliacal rising, some years ended up having 12 lunar months, while others had 13 lunar calender months, if Sirius didn't rise in the 12th month.

因为古埃及人将月球周期与这种日升相结合，如果天狼没有在第 12 个月升起， 一些年份最终有 12 个阴历月， 而其他年份有 13 个阴历月。

And because the ancient Egyptians were using the lunar cycle in combination with this heliacal rising, some years ended up having 12 lunar months, while others had 13 lunar calender months, if Sirius didn’t rise in the 12th month.

而且由于古埃及人将月球周期与这种日升相结合，如果天狼没有在第 12 个月升起，一些年份最终有 12 个阴历月，而其他年份则有 13 个阴历月。