相關字詞組
最近查詢過的單字

天火字典

英日字典: dec



The dec has 2 Senses.

  • dec, december
  • 十二月
  • the last (12th) month of the year
  • 1年の最後(12番目)の月

  • dec, declination, celestial latitude
  • 黄緯, 赤緯
  • (astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with right ascension to specify positions on the celestial sphere
  • 天体の赤道の北か南方への角距離

返回 →