apparent solar day

例句：

1. 1.The apparent solar day is the time when the sun appears to be directly overhead.
   明显的太阳日是太阳看起来直接在头顶的时候。
2. 2.During the apparent solar day, the earth's axis is tilted towards the sun.
   在明显的太阳日期间，地球的轴向太阳倾斜。
3. 3. This phenomenon is observed during the apparent solar day.
   这种现象在明显的太阳日期间被观察到。