n.周年纪念；周年纪念日

He gave me a necklace as an anniversary gift. 他给我一条项链作为周年纪念礼物。

They held a dinner to celebrate his anniversary. 为了庆祝他的周年纪念他们举办了一个宴会。

How did you celebrate your wedding anniversary? 你是怎样庆祝结婚周年纪念日的？

She reproached her husband for having forgotten their wedding anniversary. 她责怪丈夫忘了他们的结婚周年纪念日。

anniversary的意思是“周年纪念”,通常与介词on或at连用。

anniversary在句中可用作定语修饰其他名词。