He reviews images from security cameras, some of which are wireless, and then locks an office with keys using a wireless ID system that records who enters where and when.

他可以从一些无线的安全电视摄像机中看回访图像，或用无线id系统将办公室上锁，该系统可记录进入人员及其去向与时间。

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Consider the security and privacy of your home: door locks and alarms help protect you from burglars, but curtains and blinds keep your home life private from passersby.

先来想象一下你自己家里如何保障安全和隐私：紧闭的大门以及报警系统让你远离夜贼入侵，而窗帘和百叶窗让你的生活隐私不暴露在路人的眼中。

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Do management or security personnel control the issuance of all the locks and keys?

所有的锁及钥匙是否有安全人员或管理人员负责控管？

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That was the precursor to my learning how to open high security locks and provided invaluable lessons in logic, analytical thinking, mechanics, patience and persistence.

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According to Ministry of Justice information, prisoners are classed as absconders if they absent themselves from prison custody without permission and without overcoming security measures such as fences and locks.

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Part of the building was transformed to resemble an elementary school, and security was increased by adding new locks and surveillance cameras, a school official has said.

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