recover an object from the chest depth

recover an object from the chest depth a object 还是 an object Object reference not set to an instance of an object. money is not an object翻译 object object Object reference not set to an instance of an object.请问, Object reference not set to an instance of an object这句英语是什么意思 什么英文单词的英文解释是an object that moves around a bigger object in space 翻译：The changes which take place in an object. You can get nowhere without an object in an object kept as a reminder的同义词 women cannot pass an object directly to a an Object() object怎么解释在Cody Lindley的书中有提到意译应为一个用Object()构造函数创建的对象,可是下面却提到Now since cody is an object constructed from the Object() constructor,we call cody an Object() object.所以 ASP.NET错误：Object reference not set to an instance of an objectServer Error in '/' Application.--------------------------------------------------------------------------------Object reference not set to an instance of an object.Description:An un recover翻译 undelete recover. “recover”是什么意思