以我忠贞的爱情，祝福你生日快乐！

Happy birthday to my sweetheart who is always so charming and good-looking.
祝福我的心上人生日快乐，你总是那么妩媚动人，那么美丽多姿！

Time will never change my love that is far more than you know. And it keeps growing deeper and deeper as days come and go. Happy birthday, my love!
时光永远不会改变我对你深沉的爱恋，时间的流逝只会使它愈加深厚，祝你生日快乐，我的爱人！

For all you mean to me each day, for all the happiness you bring my way, for the love and the memories we share, for you beauty I admire always, I'm hoping your birthday is the nicest in the world!
为了你每天在我生活中的意义，为你带给我的快乐幸福，为了我们彼此的爱和美好的回忆，为了我对你不改的倾慕，祝你度过世界上最美好的生日！

If anyone deserves a happy day which brings contentment and a light heart, it must be you. This gift is a token of my everlasting love for you. Have a happy birthday.
如果有人应当得到充满欢乐的一天，应当有轻松愉快的心情，这个人一定是你。这件礼物是我不变的爱的象征，祝你生日快乐！

May each hour be a happy one on this special day. Love is always my gift to you for today and every day.
愿你的分分秒秒都美满幸福，爱恋是我献给你的礼物，永远不变。

On this special day that belongs to you, I'd like to tell you the happiness we share means more than I can show. With all my heart, I'm wishing the joy the whole year through. Happiness always!