他们的生日仅隔三日。

Their birthdays are only three days apart.

《牛津词典》

他们的生日挨得很近。

Their birthdays are very close together.

《牛津词典》

所有的孩子都在新年庆祝他们的生日，因为那是他们长大一岁的时候。

All children celebrate their birthday on New Year's Day because that's when they grow a year older.

youdao

You know, I couldn't invite a hundred people and buy them all shoes, you know, to my daughter's birthday party, so

我不会请一百个人来参加我女儿的生日聚会，还给他们每人买双鞋，所以，

富家孩子的生日 - SpeakingMax英语口语达人

You can say to them as you're sitting around, your birthday dinner, toasting "I'm glad to be with you."

当你们环桌而坐参加你的生日晚宴时，你可以举杯对他们说“I'm glad to be with you.”

I'm glad 课堂 - SpeakingMax英语口语达人