他们是在同一班级的好朋友的翻译：They are in the same class of good friends 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

They are a good friend in the same class

They are in the same class of good friends

They are in the identical class's and grade's good friends

They are in the same class, a good friend

They are in the same class of good friends