It is a most joyful occasion.

这是一个非常快乐的日子。

It's a most joyful occasion.

那是最快乐的时刻。

It was a joyful occasion.

那是个喜悦的时刻。

His good mood fit in with the joyful occasion.

他良好的心绪与那欢快的场合很和谐。

Let us sing some songs to celebrate this joyful occasion.

让我们唱歌来庆祝这令人欢乐的节日吧。

They were singing and dancing to celebrate this joyful occasion.

他们唱着、跳着庆祝这令人欢乐的时刻。

Please tell your wife how sorry we are to miss such a joyful occasion.

请转告您的夫人， 我们感到十分遗憾， 不能参加这样一个欢乐的聚会。

We are once again gathered here on this joyful occasion to celebrate the New Year.

今天，我们再次在这里欢聚一堂，共迎新年。

Every journey has a happy ending, although how that transpires is not always a joyful occasion for all involved.

每个人的旅程终点都是幸福美满，尽管旅程中呈现出来的并非让每个参与者总是感到快乐喜悦。

Today I feel happy and proud on this joyful occasion when our university is once again celebrating its commencement.

今天是我校学位颁授典礼的喜庆日子，我感到既高兴又自豪。

Christmas should be a festive and rather joyful occasion, but for me, Christmas is just a joyful occasion—festivities do not seem to exist as a word in our family.

圣诞节本应该是一个充满节日气氛和非常开心的一天。不过对于我来说，圣诞节只有开心没有节日气氛，因为中国人毕竟不太习惯庆祝圣诞节。

On this joyful occasion please allow me, on behalf of all the citizens of the City of Shenzhen, to extend our heartfelt welcome to friends coming from afar around the world.

此时此刻，请允许我表达深圳市民的共同心声--深圳欢迎来自世界各地的朋友们！