The grounds of the presidential palace are patrolled by soldiers with guard dogs.
总统府的庭园由带警犬的士兵巡视.
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A ceremony was also held outside the Trident hotel as police with sniffer dogs patrolled outside.
仪式还举行了三叉戟以外的酒店,警察与警犬巡逻之外.
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The policemen who patrolled the big city slum area that summer were sitting on a volcano.
那年夏天,在城市大贫民区巡逻的警察如同置身于火山口上.
《简明英汉词典》
