to take part in special enjoyable activities in order to show that a particular occasion is important

We always celebrate our wedding anniversary by going out to dinner. 每年的结婚纪念日我们都出去吃饭庆祝。

If this plan works, we'll celebrate in style (= in a special way). 要是这个计划奏效，我们就隆重地庆贺一下。

to express admiration and approval for something or someone

His work celebrates the energy and enthusiasm of the young. 他的作品赞颂年轻人的活力和热情。

to lead a religious ceremony

to celebrate Mass 主持弥撒