岁差

[suì chā]

• precession
• precession of the equinoxes
• precession of equinoxes
• precession of the equinox

参考释义

岁差 [suì chā]

• -
• 短语
  岁差常数 precessional constant
  岁差圈 precession circle
  岁差系数 precession coefficient
  岁差锥 precession cone