关于sidereal的百科

• sidereal造句怎么写

• Tropicalyear,andsiderealyeararetwodifferentconcepts.Asiderealdayisabout4minutesshorterthanasolarday.Yoursiderealhoroscopedeterminesyourpersonality,mood,andfortuneindifferentwaysforeachsignofthezodiac.Thesiderealdiurnalvariationofcosmicraytiesupwithth...
• 2017-05-1621305