在英文中，表达生日祝福是一种非常温馨和友好的方式，以下是一些常用的生日祝福词,以及它们在不同情境下的表达方式：
通用祝福：
- Happy Birthday! 🎉
- Wishing you a very happy birthday! 🎂
- May your birthday be filled with joy and laughter! 🎈
幽默风趣：
- Another year older, but still lookin' good! 😎
- Celebrating your birthday? Make sure to eat the candles for dessert! 🎁🍪
温馨感人：
- On your special day, I just want to say how much you mean to me. Happy birthday! ❤️
- You're not getting older, you're getting better with age. Happy birthday! 🌟
朋友之间：
- Hope your birthday is as amazing as you are! 🌈
- Here's to many more years of friendship and fun. Happy birthday! 🍾
家人之间：
- Celebrating you today, my dear. May your birthday be full of love and happiness. Family loves you! 🥰
- Happy birthday to the best dad/mom/brother/sister in the world! 🎂
浪漫情话：
- On this special day, I wish you all the love and happiness in the world. Happy birthday to my one and only. 💑
- You're not just turning a year older, you're turning a year brighter. Happy birthday, my love! 🌹
正式场合：
It is with great pleasure that I wish you a very happy birthday. May this year bring you all the success and happiness you deserve. 🎓
在表达生日祝福时，真诚和个性是非常重要的，你可以根据与对方的关系和了解，选择最合适的祝福语，甚至加入一些个性化的元素，让祝福更加独特和难忘，祝每个人都能收到美好的生日祝福！🎈🎉