全球定位系统跟踪器会向您发送其当前的经度和纬度的文本信息。
The GPS tracker will then send you a text message with its current longitude and latitude.
牧场主正在检测动物耳朵上的跟踪器,以建立一个全国性的家畜跟踪系统。
Ranchers are testing electronic tags on animals' ears to create a national cattle-tracking system.
c 选项表示对系统调用进行计数,而不是逐个显示它们,而 -p 则表示将跟踪器附加于一个正在运行的进程。
The -c option counts the system calls rather than displaying them one by one, and -p indicates that the tracer is to attach to a running process.
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