实现器 meaning in Chinese

implementer

If no custom attributes are specified for an object
如果未指定对象的任何自定义属性，实现器可以返回空的
The api also allows for maximum configuration , flexibility , and extensibility by implementors
同样这个api也要考虑到实现器的最大限度的配置、灵活性和可扩展性。
Implementers of the interfaces define how the user should be authenticated and what roles the user is currently enrolled in
接口实现器定义应如何对用户进行身份验证，以及用户当前注册什么角色。