求教C#解析json字符串
{
   "results" : [
      {
         "address_components" : [
            {
               "long_name" : "Laiwu",
               "short_name" : "Laiwu",
               "types" : [ "locality", "political" ]
            },
            {
               "long_name" : "Shandong",
               "short_name" : "Shandong",
               "types" : [ "administrative_area_level_1", "political" ]
            },
            {
               "long_name" : "China",
               "short_name" : "CN",
               "types" : [ "country", "political" ]
            }
         ],
         "formatted_address" : "Laiwu, Shandong, China",
         "geometry" : {
            "bounds" : {
               "northeast" : {
                  "lat" : 36.5538547,
                  "lng" : 117.9753321
               },
               "southwest" : {
                  "lat" : 35.9906212,