It is more appropriate for investing in a simple countermeasure, such as the installation of a single motion alarm with a hidden camera for a medium-sized a room – Chinese translation

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It is more appropriate for investing in a simple countermeasure, such as the installation of a single motion alarm with a hidden camera for a medium-sized a room

更为恰当的方式是在简单对策上投资，例如在中型大小的房间里安装一个动作警报器和一个隐藏的摄像头

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