这计划需要青年人和老人的合作的翻译：The plan calls for cooperation between young people and elderly 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

This plan requires the cooperation of young people and the elderly

The plan calls for cooperation between young people and elderly

This plan needs the young people and old person's cooperation

This plan requires the cooperation between young people and the elderly

The plan calls for cooperation between young people and elderly