festive

festive
/ˈfestɪv; `fɛstɪv/ adj
of or suitable for a feast or festival; joyous 欢宴的; 节日的; 欢乐的
    the festive season, ie Christmas 欢乐的节日（即圣诞节）
    The whole town is in festive mood. 全镇沉浸在节日的气氛之中. Cf 参看 festal.

牛津英汉双解词典