他们离开时，会回来和我们说再见的的翻译：When they left, would return and we say goodbye 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

When they leave, come back and we say goodbye

When they left, would return and we say goodbye

When they leave, can come back with us to say goodbye

When they left, they will come back and we say goodbye

When they left, would return and we say goodbye