The attachment parameter of both methods is an object that is passed in to the asynchronousoperation.
两个方法的附件参数都是一个传递到异步操作的对象。
2
Existing standards provide the mechanisms to support the types of asynchronous operations required by this scenario, but asynchronousoperation is not yet an integral part of today's standards.
现有标准提供了一些机制来支持该方案所需的异步操作类型，但异步操作还不是目前标准的主要组成部分。
3
Each accepted asynchronousoperation will receive a unique status URI, so that multiple operations may be initiated and tracked at once.