All safe guards must be adjusted properly and fixed firmly before operation.
操作机器前，须调整好及牢固所有的安全护盖。
Safe guards will keep patroling around the building, and be strict with the Gatekeeping as well as the inside security…
保安人员对大楼进行日常巡逻，加强门卫管理，并做好大楼内的…
They're clean and safe and patrolled by private security guards who have far broader latitude than publicly funded police.
那里干净、安全，有私人警卫巡逻，他们比警察有更大。
They're clean and safe and patrolled by private security guards who have far broader latitude than publicly funded police.
那里干净、安全，有私人警卫巡逻，他们比警察有更大。
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