| 释义 |
solar yearn.（名词）- The period of time required for the earth to make one complete revolution around the sun, measured from one vernal equinox to the next and equal to 365 days, 5 hours, 48 minutes, 45.51 seconds. Also called astronomical year ,tropical year 太阳年：地球完全绕太阳一周所需要的一段时间，在两个春分点之间测量，相当于365天5小时48分钟4551秒 也作 astronomical year,tropical year
|