An active timer is one which is still producing timer events.

活动计时器是仍然在产生计时器事件的计时器。

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The AllowOverwrite flag indicates whether or not it is permissible to change the settings of a timer while that timer is still active.

AllowOverwrite标志指示是否允许在计时器仍然处于活动状态时更改计时器设置。

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This means that its likely there will be many timers active at once, and for this reason each timer must have a unique Identifier.

这意味着，很可能出现同时有多个计时器处于活动状态的情况，正是由于这个原因，因此每个计时器都必须具有唯一标识符。

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This means that its likely there will be many timers active at once, and for this reason each timer must have a unique Identifier.

这意味着，很可能出现同时有多个计时器处于活动状态的情况，正是由于这个原因，因此每个计时器都必须具有唯一标识符。

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