patrol

Security guards patrol the shopping mall at night to prevent any break-ins.

(Chinese) 保安人员晚上在购物中心巡逻，以防止任何闯入事件。

Police cars regularly patrol this neighborhood to keep the crime rate low.

(Chinese) 警车定期在这个街区巡逻，以保持低犯罪率。

The border patrol caught three people trying to cross the river illegally.

(Chinese) 边境巡逻队抓获了三名试图非法过河的人。

A naval patrol spotted the small boat drifting far out at sea.

(Chinese) 海军巡逻队发现那只小船在远海漂流。