生日宴会

例句：

1. 1. She organized a birthday party for her friend's big day.
   她为朋友的生日举办了一个派对。
2. 2. The children enjoyed playing games at the birthday party.
   孩子们在生日派对上玩得很开心。
3. 3. It was a great way to celebrate their friend's birthday.
   这是庆祝他们朋友生日的好方法。