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  1. ...also a lunisolar calendar. Since there are about twelve lunations ( synodic months ) in a solar year, this period (354.37 days) is sometimes referred...

    分類:社會與文化 > 語言 2007年09月30日

  2. ...定義為地球繞日一週回到春分點的時間。回歸年平均為365.2422日。而月定義為朔望月( synodic month ),朔望月是月球繞地球一週回到原來的月相(moon phase)的時間,朔望月平均週期...

  3. ...重疊很多19年...而今年剛好差一天 2008-03-06 14:39:08 補充: 朔望月(英文: synodic month ),在天體測量學中,是指月球連續兩次合朔的時間間隔。在天文航海中英文又...

  4. ...with the solar year. Because there are about twelve lunations ( synodic months ) in a solar year, this period (354.37 days) is sometimes referred...