Armed with these memorizable anchor dates, one can easily determine the day of the week for nearby dates.

使用这些日期，一个人可以很容易的推断出相近日期属于星期几。

In this method, the items to be memorized are divided into small and easily memorizable chunks or groups.

故名思议这种方法就是把需要记住的东西分成几个小组。

The idea that makes the doomsday algorithm tick is that certain memorizable dates always share the same day of the week within any given year.

让这个算法技巧之处在于，对于给定的一年来说，某些特定的日期总是属于相同的星期几。