当背景作业已完成、取消或引发例外状况时发生。
Occurs when the background operation has completed, has been canceled, or has raised an exception.
而《哈利·波特与死亡圣器》的两部电影制作业已完成，第一部将于11月上映。
A two-part film adaptation of "Harry Potter and the Deathly Hallows" has been filmed, with part one slated for release in November.
教育局于二零零七年十月份到校进行的校外评核工作业已完成，并已发表了评核报告。外评队伍对本校有高度评价，包括肯定 。
An External School Review by the Quality Assurance Division of the Education Bureau was done in October 2007 and a report was then released.
教育局于二零零七年十月份到校进行的校外评核工作业已完成，并已发表了评核报告。外评队伍对本校有高度评价，包括肯定 。
An External School Review by the Quality Assurance Division of the Education Bureau was done in October 2007 and a report was then released.
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