sidereal造句
sidereal day
恒星日(23时56分)
Tropical year, and
sidereal year are two different concepts.
回归年与恒星年是不同的两个概念.
sidereal hour
恒星时(恒星日的 1/24)
sidereal time
恒星时
sidereal year
恒星年(365日6时9分9秒)
The
sidereal year is not used to construct a calendar.
恒星年不用于编制年历.
sidereal light
星光