新婚快乐的英文写法为Wishyouahappymarriage关于新婚的更多英语写法:1、congratulations!i'msureyoutwowillmakeanicecouple.(祝你们佳偶天成)2、Iheardyou'ratulations!(我听说你们要结婚了,恭喜阿!)3、congratulationstothebrideandgroom.(祝福新郎和新娘)4、mayyouhaveawonderfulnewlifetogether.(祝新婚快乐)