当前目录为系统级特性；它返回启动服务器的目录.与网站无关.

The current directory is a system-level feature; it returns the directory that the server was launched from. It has nothing to do with the website.

你想要HttpRuntime.AppDomainAppPath.

如果您在 HTTP 请求中，您还可以调用 Server.MapPath("~/Whatever").

If you're in an HTTP request, you can also call Server.MapPath("~/Whatever").