毕业快乐英语怎么说

"Congratulations on your graduation" 是毕业祝贺的常用说法，其来源是从恭喜的意思出发，对毕业生的祝贺。

一些英文例句及其中文翻译如下：

"Congratulations on your graduation. You've worked hard and deserve it."
"恭喜你毕业了，你已经努力了，应该得到这个。"

"Wishing you all the best as you embark on the next chapter of your life. Congratulations on your graduation."
"祝你在下一个人生阶段里一切顺利，恭喜你毕业了。"

"I'm so proud of all that you've accomplished. Congratulations on your graduation."
"我非常为你取得的成就感到骄傲，恭喜你毕业了。"