public class Class
    {
        private string Main()
        {
            string abc = "";
            Test(abc);
        }

        private void Test(string str)
        {
            //我在这个方法里怎么能得到传过来的变量名称?即"abc"
        }
    }

static    void Main(string[] args)
        {
            string abc = "123";
          
           Test(p=>abc);
         
        }

        private static void Test(Expression<Func<string,string>> exp)
        {
          
            var body = exp.Body as MemberExpression;
            Console.WriteLine("参数名：" + body.Member.Name);
         
           
        }