爱特文件中转上传是用一个空间给另一个空间传文件的，主要是用来给那些不支持curl\allow_url_fopen的空间实现文件快速上传的，当然同空间也是可以的。- Actel file upload is a space to another space to transfer files, mainly to those who do not support curl \ allow_url_fopen space to achieve rapid file upload, of cour