n.巡逻,巡查;巡逻队,侦察队;童子军小队;
vt.& vi.巡逻,巡查;
例句:
Armed guards patrolled the grounds.
武装卫兵巡逻场地。
They attacked two soldiers on patrol.
他们袭击了两名正在巡逻的士兵.
Gangs of youths patrolled the streets at night.
晚上一帮帮年轻人在街上气势汹汹地游荡。