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。
2、They have not decided how to celebrate their wedding anniversary. 他们还未决定如何庆祝他们的结婚纪念日。
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?