He has been a school-based leader and a district administrator.

他是学校的领导者和地区管理员。

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In supply chain of brand monopolization, supplier is the leader, and retailer is the follower, and supplier adopts the same retail price policy in the same district.

在品牌专卖经营模式的供应链中，供应商为供应链的领导者，零售商为跟随者，供应商在同一销售区域中会采用统一的零售价格政策。

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He has been a leader in schools and at the district level since 1978.

自1978年以来他一直是学校和区一级的领导者。

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Mrs.Aquino appeared in several rallies in the business district after her husband, opposition leader Senator Benigno Aquino Junior, was assassinated in 1983.

VOA: standard.2009.08.03

After serving as a combat infantryman in Europe during World War II, he got a law degree and began his political career in Greenwich Village by winning a district leader race as a liberal Democratic reformer.

WSJ: Legendary NYC mayor Koch dies; Monday funeral set

Mr. Koch got his start in New York City politics in the early 1960s as a reform Democrat, ousting Carmine DeSapio, the head of Tammany Hall, from his position as Democratic district leader in a party primary in Manhattan's Greenwich Village.

WSJ: Three-Term New York Mayor Ed Koch Dies at Age 88

That's one of the points I put to South Hams District Council leader John Tucker this week in the film below.

BBC: Council tax freeze splits Tories