a date that is an exact number of years after the date of an important or special event周年纪念日- on the anniversary of his wife’s death在他妻子去世的周年忌日
- to celebrate your wedding anniversary庆祝结婚纪念日
- the theatre’s 25th anniversary celebrations剧院 25 周年庆祝活动
- The company is celebrating its 100-year anniversary this year. 该公司今年庆祝其成立100周年。
- Public events will be held to commemorate the anniversary of the end of the Second World War.将举行公共活动，以纪念第二次世界大战结束的周年纪念。
- They held celebrations to mark the anniversary of Mozart's death.他们为莫扎特逝世举办周年纪念活动。
- a yearlong celebration of the 25th anniversary of his company 公司成立25周年纪念
- The context was the occasion of the 450th anniversary of his birth.当时正是他诞辰450周年之际。
Collocations Marriage and divorceMarriage and divorce结婚和离婚Romance恋爱- fall/be (madly/deeply/hopelessly) in love (with somebody)（疯狂地／深深地／无可救药地）爱上／爱着（某人）
- be/believe in/fall in love at first sight是／相信一见钟情；一见钟情
- be/find true love/the love of your life是／找到真爱／一生的爱
- suffer (from) (the pains/pangs of) unrequited love受单相思之苦
- have/feel/show/express great/deep/genuine affection for somebody/something对某人／某事有着／表示出强烈的／深深的／真挚的爱慕之情
- meet/marry your husband/wife/partner/fiancé/fiancée/boyfriend/girlfriend与丈夫／妻子／伴侣／未婚夫／未婚妻／男朋友／女朋友结识／结婚
- have/go on a (blind) date有个／去约会／相亲
- be going out with/(especially North American English) dating a guy/girl/boy/man/woman与一个小伙子／女生／男生／男人／女人在谈恋爱
- move in with/live with your boyfriend/girlfriend/partner与男朋友／女朋友／伴侣同居
Weddings婚礼- get/be engaged/married/divorced订婚；结婚；离婚
- arrange/plan a wedding安排婚礼
- have a big wedding/a honeymoon/a happy marriage举行隆重的婚礼；度蜜月；婚姻幸福
- have/enter into an arranged marriage有一个／走入包办婚姻
- call off/cancel/postpone your wedding取消／推迟婚礼
- invite somebody to/go to/attend a wedding/a wedding ceremony/a wedding reception邀请某人出席／参加婚礼／结婚典礼／结婚喜宴
- conduct/perform a wedding ceremony举行结婚典礼
- exchange rings/wedding vows/marriage vows交换戒指；互致结婚誓言
- congratulate/toast/raise a glass to the happy couple祝贺这对幸福的新人；为这对幸福的伉俪干杯
- be/go on honeymoon (with your wife/husband)（与妻子／丈夫）在／去度蜜月
- celebrate your first (wedding) anniversary庆祝第一个（结婚）纪念日
Separation and divorce分居和离婚- be unfaithful to/(informal) cheat on your husband/wife/partner/fiancé/fiancée/boyfriend/girlfriend对丈夫／妻子／伴侣／未婚夫／未婚妻／男朋友／女朋友不忠
- have an affair (with somebody)（和某人）有暧昧关系
- break off/end an engagement/a relationship解除／终止婚约／恋爱关系
- break up with/split up with/ (informal) dump your boyfriend/girlfriend与男友／女友分手；甩掉男友／女友
- separate from/be separated from/leave/divorce your husband/wife和丈夫／妻子分居；离弃丈夫／妻子；与丈夫／妻子离婚
- annul/dissolve a marriage宣布婚姻无效；解除婚姻关系
- apply for/ask for/go through/get a divorce申请／要求／办理离婚；离婚
- get/gain/be awarded/have/lose custody of the children获得／被判予／拥有／失去对孩子的监护权
- pay alimony/child support (to your ex-wife/husband)（向前妻／前夫）支付生活费／子女抚养费
Extra Examples- He bought her a diamond ring on their tenth wedding anniversary.他们结婚 10 周年纪念时，他给她买了一枚钻戒。
- Our 20th anniversary is coming up.我们的 20 周年纪念日就要到了。
- The anniversary of the founding of the charity falls in November.该慈善机构成立的周年纪念日在 11 月。
- the 100th anniversary edition of this classic novel这本经典小说问世的 100 周年纪念版
Topics Life stagesb2, Religion and festivalsb2Oxford Collocations Dictionaryadjectiveverb + anniversary- celebrate
- commemorate
- honour/honor
- …
anniversary + verbanniversary + nounpreposition- anniversary of
- on an/the anniversary
See full entry Word OriginMiddle English: from Latin anniversarius ‘returning yearly’, from annus ‘year’ + versus ‘turning’.