祝愿你俩美满幸福，白头偕老！

I take great pleasure in sending here with a little wedding present in celebration of the happy event. 喜送小小礼

My very best wishes to you for a lifetime of happiness. 向你俩致以最美好的祝愿，祝你们终生幸福。

Best wishes from one of your old friends on your engagement.在你们订婚之际，请接受一个老朋友最美好的祝愿。

Our best wishes to the two of you for a happy marriage filled with all the good things. (我们)愿你俩婚姻美满幸福。

My sincere congratulations on this auspicious event of yours. 值你俩大喜之日，谨致最诚挚的;况贺。

My heart felt congratulations on your coming happy union! 谨向你们即将到来的幸福结合致以衷心的祝贺。

Wishing you many happy returns of the wedding day. 正值阁下新婚之禧，恭贺幸福无量。-婚礼邀请函

My husband joins me in hoping that you have a long and happy and prosperous life together. 我丈夫和我一同祝愿你俩美满幸福，白头偕老。-结婚请柬