Thread 2 in Listing 2 is for taking multiple snapshots over the period without issuing the reset monitor command after the initial reset monitor command.

清单2中的线程2用于在整个时间段内拍摄多个快照，在初始复位监控器命令之后没有发出复位监控器命令。

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The Pentagon has created a new Africa Command to help monitor the area more closely and train local government forces.

ECONOMIST: Failed states: Fixing a broken world | The

From a hidden command post, police will monitor images of the city, using images from 500 cameras, officials said.

CNN: Colombia steps up security for summit

We upped the ante in December when we opened the doors to our Social Media Listening Command Center, which allows us to monitor over 22, 000 daily posts related to Dell as well as mentions on Twitter using the analytics tool Radian6.

FORBES: Written by Jason Duty