Day and night were divided into the same number of parts, so that except at the equinoxes, days and night hours were unequal; and then of course the length of these hours varied with the seasons.

白天和黑夜被分为均等数量的部分，所以除去昼夜平分点，白天和黑夜时间是不等的；当然，这些时长也因季节变化而变化。