定义: 1.(确切而简要的说明) definition; delimiting 短语和例子确切的定义 an exact definition; 给一个词下定义要比举例说明它的用法困难。 to give a definition of a word is more difficult than to give an illustration of its use.2.(给以确切而简要
Loosely typed means that the interface definition of the service in wsdl does not contain a schema that strongly defines any kind of message format that that the service uses 松散类型意味着服务的接口定义（使用wsdl ）不包含强定义服务所使用的任何消息格式的架构。
