You use this mode for long tasks with no fixed number of steps.
对于非固定步数的长任务，可以使用这种模式。
Human tasks are inherently asynchronous and long running.
人工任务天生就是异步和长期运行的。
Click on Tasks to view the status of the long-running operation.
单击Tasks，查看长时间运行的操作的状态。
Click on Tasks to view the status of the long-running process.
单击Tasks，查看长时间运行的进程的状态。
Click on Tasks to view the status of the long-running process.
单击Tasks，查看长时间运行的进程的状态。
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