conduct/carry out a patrol
The soldiers conducted a patrol of the area.
士兵们对该区域进行了一次巡逻。
巡逻；巡查
patrols — plural of patrol
巡逻队；分遣队；巡警队；巡逻部门；小队；由通常三四人组成的卫兵沿哨兵线及哨位间进行的巡视,以保障前哨安全。；用于警戒或侦察的分遣队
The activity of regularly going around an area to guard it or check for problems.
由通常三四人组成的卫兵沿哨兵线及哨位间进行的巡视,以保障前哨安全。
A going of the rounds along the chain of sentinels and between the posts, by a guard, usually consisting of three or four men, to insure greater security from attacks on the outposts.
用于警戒或侦察的分遣队
a detachment used for security or reconnaissance
小股部队越出前哨线移动,以侦察地形和获取敌军位置情报。
A movement, by a small body of troops beyond the line of outposts, to explore the country and gain intelligence of the enemy's whereabouts.
为安全目的定期在区域巡查的活动
the activity of going around or through an area at regular intervals for security purposes
执行巡逻观察的警卫；负有巡逻职责的分遣队。
The guards who go the rounds for observation; a detachment whose duty it is to patrol.
为安全目的定期在区域巡逻的小组
a group that goes through a region at regular intervals for the purpose of security
警察局或治安官办公室中最大的警官部门,负责巡逻和回应服务呼叫。
The largest division of officers within a police department or sheriff's office, whose assignment is to patrol and respond to calls for service.
对特定路线或区域的巡视以进行守卫；也指执行守卫的人员。
Any perambulation of a particular line or district to guard it; also, the people thus guarding.
部队中的一个单位,通常按部队内的特定军衔或年龄组划分,理想情况下由六到八名成员组成。
A unit of a troop, usually defined by certain ranks or age groups within the troop, and ideally comprised of six to eight members.
The patrol spotted a suspicious vehicle near the border.
巡逻队在边境附近发现了一辆可疑车辆。
用法提示：这里 patrol 作为可数名词，指执行巡逻任务的队伍。
Security guards conduct a patrol of the building every two hours.
保安人员每两小时对大楼进行一次巡逻。
用法提示：这里 patrol 作为不可数名词，表示巡逻活动。
Several patrols were dispatched to monitor the area during the event.
活动期间，多个巡逻队被派去监控该区域。
用法提示：这里 patrols 是 patrol 的复数形式，指多个巡逻小队。
The soldiers conducted a patrol of the area.
士兵们对该区域进行了一次巡逻。
The security guard goes on patrol every hour.
保安每小时巡逻一次。
There were two officers on patrol last night.
昨晚有两名警官在巡逻。
A patrol of police cars arrived at the scene.
一队警车抵达现场。
round 强调固定的路线或周期性的巡视，通常用于保安或警察语境；可替换 patrol 表示‘巡逻’的动作或路线，但不表示巡逻的人或群体。
beat 主要指警察或保安的固定巡逻路线或区域，常用于指代巡逻的辖区；替换 patrol 时侧重地点而非行动本身。
watch 强调持续监视或值守，通常更静态，不一定走动；可替换 patrol 表示观察活动，但不如 patrol 强调移动性。
guard 指负责保护的人或小队，通常驻守固定位置；替换 patrol 时侧重保护功能，而非巡逻移动。
reconnaissance 特指军事上为获取情报进行的探查，较 patrol 更具信息收集目的且常用于军事语境，替换需谨慎。
grammar · medium
易错句子The police conducted patrol in the neighborhood.
正确表达The police conducted a patrol in the neighborhood.
Patrol作为可数名词，表示一次巡逻活动时，单数形式前需要不定冠词a；不加冠词则被视为抽象概念或错误。
grammar · medium
易错句子They are on patroling duty.
正确表达They are on patrol duty.
固定短语'on patrol'中patrol是名词，不能使用动词的-ing形式；'on patrol duty'是正确搭配，表示执行巡逻任务。
与'巡逻'（定期巡查活动）相对，表示疏于关注或未履行巡查职责
与'巡逻'（有目的的行动）相对，表示静止或缺乏行动
警察巡逻
The police patrol the streets every night.
警察每晚在街上巡逻。
边境巡逻
Border patrol agents arrested several illegal immigrants.
边境巡逻人员逮捕了几名非法移民。
巡逻警车
A patrol car was parked outside the bank.
一辆巡逻警车停在银行外面。
夜间巡逻
Security guards conduct a night patrol around the factory.
保安人员围绕工厂进行夜间巡逻。
巡逻警官
The patrol officer noticed something suspicious.
巡逻警官注意到一些可疑情况。
巡逻艇
The coast guard uses patrol boats to monitor the sea.
海岸警卫队使用巡逻艇监视海面。
我们正在进行战斗空中巡逻。
In the film Top Gun (1986), fighter pilots are assigned to combat air patrol missions, a line that became iconic in aviation pop culture.
在1986年的电影《壮志凌云》中，战斗机飞行员被分配执行战斗空中巡逻任务，这句台词成为航空流行文化中的经典。
我们正在巡逻。
From the English version of the song '99 Red Balloons' by Nena, the line refers to the military responding to a false alarm, symbolizing Cold War tensions.
来自Nena的歌曲《99只红气球》英文版，这句歌词描述军队对假警报的反应，象征冷战紧张局势。
Dictionary facts from ECDICT, WIKTIONARY.