每个房间都安装了窥视镜和保险链，以确保 安全。
The sighting glass and chain have been installed on the door of each room for your safety.
您在房间时，为了更加安全保险，请使用您房间门上的窥视镜及安全锁。
When you are inside your room, please use the cat eye and the safety latch on the door as additional security measures.
本实用新型的技术方案是：包括弧形弹力臂和扩撑臂，其特征是在弧形弹力臂上固定设有窥视镜。
The utility model adopts the technical proposal that the checker comprises an arc elastic arm and an extending arm, and is characterized in that a speculum is fixedly arranged on the arc elastic arm.
本实用新型的技术方案是：包括弧形弹力臂和扩撑臂，其特征是在弧形弹力臂上固定设有窥视镜。
The utility model adopts the technical proposal that the checker comprises an arc elastic arm and an extending arm, and is characterized in that a speculum is fixedly arranged on the arc elastic arm.
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