为了确保奥运会的顺利举办，公共安全的压力陡然增加。
To make sure the spectacle went smoothly, the public security forces clamped down.
商业运输检查员检查商业车辆，以确保符合法规负荷限制，有害物质的运输和公共安全。
Commercial transport inspectors inspect commercial vehicles to ensure compliance with regulations governing load restrictions, the transportation of hazardous materials and public safety.
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