新婚快樂的英文寫法爲Wishyouahappymarriage關於新婚的更多英語寫法:1、congratulations!i'msureyoutwowillmakeanicecouple.(祝你們佳偶天成)2、Iheardyou'ratulations!(我聽說你們要結婚了,恭喜阿!)3、congratulationstothebrideandgroom.(祝福新郎和新娘)4、mayyouhaveawonderfulnewlifetogether.(祝新婚快樂)