这在二十年前会被看做是不可能的的翻译：This 20 years ago was seen as impossible 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

Twenty years ago this would be seen as impossible

This 20 years ago was seen as impossible

This in 20 years ago can by the consideration be not impossible

This will be in 20 years ago were seen as not possible

This 20 years ago was seen as impossible