我们必须跟富裕国家密切合作来改善环境的翻译：We have worked closely with wealthy countries to improve the environment 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

We must work closely with the rich countries to improve the environment

We have worked closely with wealthy countries to improve the environment

We must improve the environment with the wealthy national close cooperation

We must work closely with rich countries to improve the environment

We have worked closely with wealthy countries to improve the environment