patrol
英 [pə'trəʊl]
美[pə'trol]
	    - n. 巡逻;巡逻队;侦察队
 - vt. 巡逻;巡查
 - vi. 巡逻;巡查
 
英英释意
- 1. a detachment used for security or reconnaissance
 
- 2. the activity of going around or through an area at regular intervals for security purposes
 
- 3. a group that goes through a region at regular intervals for the purpose of security