floor·walk·er /ˈflorˌwɔkɚ/
  巡視員
  Floor·walk·er n. One who walks about in a large retail store as an overseer and director. [U.S.]
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  floorwalker
       n : an employee of a retail store who supervises sales personnel
           and helps with customer problems; "a floorwalker is
           called a shopwalker in England" [syn: shopwalker]