保安security guard n.保安;门卫security personnel 安保人员;安全人员;保安人员ensure public securityensure safety (for workers engaged in production)网络释义safety ; guard ; bonan双语例句为确保安全在赛道周围的监管员。Stewards positioned around the track as a fail-safe.通常为暗色调的英国保安人员服装。The usually sober attire of British security service personnel.昨天的仪式上保安措施很严密。Security was tight at yesterday's ceremony.保安部队享有免予起诉的法律豁免权。The security forces enjoy legal immunity from prosecution.在阻止袭击时一名保安被杀。A security guard was killed trying to stop a raid.