Managers have a wide span of control.

经理的职权范围很大。

《牛津词典》

But he points out that most roofs, whether tile or asphalt-shingle, have a life span of 20 to 25 years.

但他指出，无论是屋瓦还是基于沥青材料的盖屋板，多数的屋顶的生命周期都约为20 - 25年。

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To have a successful SOA transformation, the SOA COE sphere of influence needs to span the various departments.

为了实现成功的soa转换，SOA COE的影响范围需要跨越各个部门。

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So one of the reasons there is a huge increase in life span is because people aren't dying of things that they would have in prior years.

寿命范围显著增长的一个原因是,人们不再死于,以前那些致死的东西

耶鲁公开课 - 生物医学工程探索课程节选

While the 2009 stimulus projects had an average completion time of 2 years, according to Barclays, the NDRC projects have a live span of three to five years, while the regional government plans could be completed within eight years furthermore several of these plans still have no funding plan.

FORBES: China's More Than $1 Trillion Stimulus Will Disappoint, Barclays Says

ICO's ten satellites fly about 9, 000 kilometres higher in medium-earth orbit and have a life-span of 12 years.

ECONOMIST: Is Iridium about to fall to earth?

Sceptics point out that if big cats have been surviving, and breeding, in the wild for all this time, they only have a natural life span of some 20 years.

BBC: The Surrey puma: Fact or fiction?