我无法鉴别水货和真货的翻译：I can't identify parallel and real 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

I can not identify parallel imports and the real thing

I can't identify parallel and real

I am unable to distinguish the parallel import and the genuine article

I would not be able to identify parallel imports and real

I can't identify parallel and real