A subscription set can be configured to wake up either as a result of an event signal or timer interval-driven (anywhere from a minute to hours).

申请集可以配置为事件信号触发或定时启动(从一分钟到几个小时)。

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Driven on the device side. The device sends a hardware signal (by generating an interrupt) to the kernel when it needs the kernel's attention.

设备驱动模式，在设备须要内核关注时，由设备主动发送一个硬件信号(通常是通过一个中断)给内核。

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Stepping motor is a kind of electromechanical component that is driven in step angle or line displacement by electric pulse signal.

步进电动机是一种将电脉冲信号转换成相应的角位移的机电元件。

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Much of the cost was driven by the need to replace sensitive signal and communications equipment that was wrecked by salt corrosion from the flood.

WSJ: Downtown, Old Stop on Subway to Reopen

The crash happened when a Thames Trains train driven by Michael Hodder, 31, went through a red signal and hit a London-bound Great Western express.

BBC: Paddington rail crash

Far from a signal of deflation, the nominally cheap iPod speaks to human productivity that has historically been driven by stable money values that enable rational investment in our advancement.

FORBES: Scott Sumner, Gold, the Dollar, and Anti-intellectualism