patrol

• 指在某一区域内来回巡视、警戒以确保安全、维持秩序或进行监视的行动，尤其指警察、军队或安保人员的巡逻。

A noun referring to the act of moving around an area, especially by police, military, or security personnel, to ensure safety, maintain order, or monitor activity.

1. Security or surveillance activityB1formal

   The act of walking or traveling around an area to maintain security, order, or observation.

   巡逻

   • The police officer went on patrol around the neighborhood.
   • Security guards conduct regular patrols of the building.
   • The army increased its patrols along the border.

   同义词beatguardmonitoringroundsentry dutysurveillancevigilwatch

2. Group of people on patrolB1formal

   A group of people, such as soldiers, police, or scouts, assigned to patrol a specific area.

   巡逻队

   • A patrol of soldiers was sent to investigate the noise.
   • The scout patrol reported back to their leader.
   • The night patrol consists of three security guards.

   同义词detachmentdetailguardpicketsquadwatch

• 动词，指在某一区域（尤指城市或建筑物）来回走动，以进行守卫或监视。

A verb used to indicate the act of walking or traveling around an area, especially a city or building, in order to protect it or supervise it.

1. Guard or monitor an areaB1formal

   To walk or travel around an area to keep it safe or to check for problems.

   巡逻

   • Police officers patrol the streets every night.
   • Security guards patrol the building to prevent theft.
   • The soldiers patrol the border to ensure safety.

   同义词guardinspectmonitorpolicereconnoitertourwatch

2. Monitor or superviseB2formal

   To regularly check or supervise a place or activity.

   巡逻

   • The manager patrols the factory floor to check on production.
   • Lifeguards patrol the beach to watch for swimmers in danger.
   • The ranger patrols the forest to prevent wildfires.

   同义词guardinspectmonitorpolicesupervisesurveywatch