他们把一件空卧室改成了书房的翻译：They put one empty bedroom into a study 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

They put an empty bedroom into a study

They put one empty bedroom into a study

They altered to a spatial bedroom the studio

They have a matter to be replaced with an empty bedroom studyroom

They put one empty bedroom into a study