新年快乐翻译成英语是——happy new year。
happy
英 [ˈhæpi] 美 [ˈhæpi]
adj.快乐的；幸福的；巧妙的；有点醉意的
happy的用法：
1、happy to do sth 感到（或显得）快乐的；高兴的
We are happy to announce the engagement of our daughter.
我们高兴地宣布，我们的女儿已订婚。
2、happy with/about sb/sth （对某人或事物）满意的，放心的
She was happy enough with her performance.
她对于自己的表现还算满意。
3、用作形容词，意思快乐的；使人高兴的；幸福的 。
The story has a happy ending .
故事的结局很圆满。
扩展资料
双语祝福语：
1、全家人和我一起祝你新年快乐。
All the family join me in wishing you a happy New Year.
2、一句话等了好久，今天我总算可以对你说：新年快乐。
For a long time, today I can say to you: happy New Year.
3、我希望人人平安，新年快乐！
I hope everyone has a safe and Happy New Year!
4、希望你有一个美好的时光，祝新年快乐。
Hoping you will have a wonderful time enjoying New Year that is happy in every way.
5、在此，我和全体公司员工一道祝你圣诞愉快，新年快乐，生意兴隆！
Our staff here join me in wishing you a very Merry Christmas and a Happy and Prosperous New Year.
参考资料来源：百度翻译——新年快乐
新年快乐用英语写是：Happy new year.
例句：
1.他们相互碰杯，为新年快乐而干杯。
They clinked their glasses together and drank to a happy new year.
2.新年快乐！ 欢迎大家重归校园！
Happy New Year and welcome back to the uni.
3.祝新年快乐，并致以美好的祝福。
With best wishes for a hay New Year!
4.最后，祝各位新年快乐、盍家幸福！
At last, I would like to wish you a happy New Year and happy family!
5.一句话，等了好久……祝新年快乐！
Word, etc. for a long time . . . Happy New Year!
6.祝全体安天人新年快乐，阖家幸福！
I wish all the staff in An Tian happy new year, happy family!
7.祝您圣诞节快乐！ 新年快乐！
Happy Xmas and Happy New Year!
新年快乐。
Happy spring festivel!
春节快乐！本回答被网友采纳