五周年英语怎么说

五周年英语可以表达为 "five-year anniversary"，它来自拉丁语 "anniversarius"，意为 "每年重复的"。
例句：
We will be celebrating our five-year anniversary next month. 我们将在下个月庆祝我们的五周年纪念日。
Congratulations on your five-year anniversary! 祝贺你们五周年纪念日！
Our company is having a party to celebrate its five-year anniversary. 我们公司将举办派对庆祝五周年纪念日。