It is no coincidence that in Vancouver security patrols are particularly evident around the low-rise apartment buildings where the athletes will be housed.

在温哥华，安保巡逻队在运动员居住的低层公寓楼周围特别明显，这并非巧合。

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There are security patrols in this district, so it is fairly safe.

居民区有保安巡逻，比较安全。

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Many of them are regular street security patrols composed of retired or elderly people.

他们中的很多人都是常规街道安全巡逻，由退休人员和老人组成。

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Security forces stepped up checkpoints and patrols across the country, strict curfews were enforced and borders and airports closed.

VOA: standard.2010.03.07

The vessels can conduct long range security patrols at extreme speeds for several days.

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China, Burma, Laos and Thailand launched joint security patrols on the Mekong in response.

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The assailants slipped onto airport territory between security patrols, said another person familiar with the events.

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