The attack was captured on film by security cameras.
袭击事件已被保安摄像机拍摄下来。
Security cameras have been installed to guard against poachers.
已经安装了安防摄像机来防范偷猎者。
When it comes to security cameras, Post says it's a host's responsibility to make sure guests feel comfortable within their home.
关于安保摄像头,波斯特认为让客人感到宾至如归是主人的责任。
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