If use is encoded, you use an abstract type with encoding rules. 如果您使用encoded,那么您使用的是带有编码规则的抽象类型。
An XML parser converts an encoded form of an XML document ( the encoding being specified in the XML declaration) to an abstract model representing the information in the XML document. XML解析器将XML文档的编码形式(编码在XML声明中规定)转化成表示XML文档信息的抽象模型。