Extensibility Provide the ability to add new object types not explicitly defined in VRML.
Extensibility Provide the ability to add new object types not explicitly defined in VRML.
扩展性能够加入在VRML中没有明确定义的新的对象类型。
Extensibility Provide the ability to add new object types not explicitly defined in VRML.
扩展性能够加入在VRML中没有明确定义的新的对象类型。