Based on the earlier mayan timekeeping , the aztecs used two different types of year .

基于早期玛雅人的计时方式，阿兹塔克人使用两种不同类型的纪年方式。

I confess to not being particularly consistent at timekeeping .

我承认自己并不是一贯特别守时。

Though some timekeeping devices , like sundials and water clocks , have been used for thousands of years , everyday people did not tell time all that often .

虽然一些计时设备，如日晷和滴漏，使用了成千上万年，然而人们每天仍不能准确的得知时间。