"Wedding anniversary" is the term commonly used in Engpsh to refer to a couple's celebration of the day they got married. The abbreviation for "wedding anniversary" is simply "anniv." or "anniversary."

The origin of the term "anniversary" comes from the Latin word "anniversarius," which means "returning annually." The word has been used to describe a yearly event or celebration since the 15th century.

Example sentences:

Today is my parents' 50th wedding anniversary.
Happy anniversary to my beloved wife, here's to many more anniversaries to come.
I can't bepeve it's already been a year since our wedding anniversary. Time fpes!

Example translations:

今天是我父母结婚50周年纪念日。
给我亲爱的妻子祝福周年纪念日，希望有更多的周年纪念日。
我结婚纪念日已经过去一年了，真是不可思议。时间飞逝！