它们的外形相同，但里面的结构不一样的翻译：They have the same appearance, but inside the structure is different 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 are the same shape, but not the same as the structure inside

They have the same appearance, but inside the structure is different

Their contour is same, but the inside structure is dissimilar

They are the same as appearance, but inside the structure is not the same

They have the same appearance, but inside the structure is different