仪式、庆典和节日是每个人类社会不可缺少的组成部分。

Rituals, celebrations, and festivals form an integral part of every human society.

《柯林斯英汉双解大词典》

宽扎节是一个文化节日。期间非裔美国人举行庆典，反思他们承载美国和非洲两个世界的丰富文化遗产。

Kwanzaa is a cultural festival during which African-Americans celebrate and reflect upon their rich heritage as the products of two worlds.

youdao

只不过一些蹩脚的秘圣诞老人啦，一大杯果酒啦，和一盒阿克唯饼干啦，他们就叫这是节日庆典了？

Some crappy Secret Santa thing, a bowl of punch, and a box of Archway cookies and they call it a holiday bash?

youdao

But there are a lot of festivals and like, free activities that are going on.

这里经常有一些节日庆典和各种免费活动。

开放的旧金山人们 - SpeakingMax英语口语达人