在朋友生日的时候，我们合唱了一首“祝你生日快乐”的歌的翻译：When at a friend's birthday, our choral song "I wish you a happy birthday" song 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

At a friend's birthday, we together sang "Happy Birthday" song

When at a friend's birthday, our choral song "I wish you a happy birthday" song

In friend birthday time, we sang in a chorus “to wish your birthday was joyful” the song

At a friend's birthday, we sang a song of songs." I wish you a happy birthday

When at a friend's birthday, our choral song "I wish you a happy birthday" song