岁差

歲差
suìchā
(astronomy) precession

CEDICT

astronomy

Entry Composition

=1 岁 suì
  1. variant of 岁 suì, year
  2. years old
=1 岁 suì
  1. classifier for years (of age)
  2. year
  3. year (of crop harvests)
2 差 chā
  1. difference; discrepancy
  2. (math.) difference (amount remaining after a subtraction)
  3. (literary) a little; somewhat; slightly