Allows an application to get information about the currently or recently running tasks: a thumbnail representation of the tasks, what activities are running in it, etc.
允许一个程序获取信息有关当前或最近运行的任务，一个缩略的任务状态，任务中正在运行什么活动。
Allows an application to get information about the currently or recently running tasks: a thumbnail representation of the tasks, what activities are running in it, etc.
允许一个程序获取信息有关当前或最近运行的任务，一个缩略的任务状态，是否活动等等。
Allows an application to get information about the currently or recently running tasks: a thumbnail representation of the tasks, what activities are running in it, etc.
允许一个程序获取信息有关当前或最近运行的任务，一个缩略的任务状态，是否活动等等。
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