sidereal造句

1、Tropical year, and sidereal year are two different concepts.
回归年与恒星年是不同的两个概念。

2、A sidereal day is about 4 minutes shorter than a solar day.
一个恒星日比一个太阳日大约短4分钟。

3、Approximately, a year has 365 solar days but 366 sidereal days. Do you know why.
一年中大约有365个太阳日，但却有366个恒星日，你知道原因吗？

sidereal翻译