非必要人员 meaning in English
nonessential personnel
Examples
- During any incident , evacuate all non - essential personnel from the area
在任何情况下，须将非必要人员撤离。 - All non - essential staff ( including students ) should not be allowed on the unit / ward
所有非必要人员（包括学生在内） ，不可进入隔离单位。