参加者的年龄大多在20－25之间的翻译：Age of the participants are mostly between 20-25 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

Most of the participants in the age between 20-25

Age of the participants are mostly between 20-25

Participant's age mostly between 20-25

Most participants at the age between 20 - 25

Age of the participants are mostly between 20-25