anniversary的意思是：周年纪念日

1、Each of their marriage anniversary, he would celebrate. 他们的每个结婚纪念日都要庆祝。

3、Why do we forget to call him on his birthday, or his marriage anniversary. 为什么我们要忘了在他生日或结婚纪念日时给他个祝贺电话呢？