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。
Abortable has a single method, abort , that can be used to cancel a long-running operation.
Abortable只有一个方法abort，该方法可用于取消一个长时间运行的操作。
Important: This is a long-running operation.
重要：该操作需要很长的运行时间。
Important: This is a long-running operation.
重要：该操作需要很长的运行时间。
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