主管外勤业务和外部支助活动助理秘书长的英文

• assistant secretary-general for field operations and external support activities
• assistantsecretary-generalforfieldoperationsandexternalsupportactivities

• 主管:    be responsible for; be in ch ...
• 外勤:    work done outside the office ...
• 业务:    vocational work; professiona ...
• 和:    mix; blend
• 外部:    outside; external