平均太陽日 | [へいきんたいようじつ, heikintaiyoujitsu] (n) mean solar day [Add to Longdo] |
day | (n) time for Earth to make a complete rotation on its axis, Syn. twenty-four hour period, twenty-four hours, 24-hour interval, solar day, mean solar day |
平均太陽日 | [へいきんたいようじつ, heikintaiyoujitsu] (n) mean solar day [Add to Longdo] |