But the critics and supporters agree one of the British national health service's biggest challenges, as it enters its seventh decade, are the mounting cost of new technology and medicines, and an aging population.

VOA: standard.2009.09.24

And third, they were required to put together implementation plan while they did the cost-benefit analysis to Merrill Lynch for offering this product to service.

第三，要求他们整合,实施计划,做出成本效益分析,以让美林推出该产品。

麻省理工公开课 - 媒体、教育、市场课程节选

And third, they were required to put together implementation plan while they did the cost-benefit analysis to Merrill Lynch for offering this product to service.

第三，要求他们整合,实施计划,做出成本效益分析,以让美林推出该产品。

麻省理工公开课 - 媒体、教育、市场课程节选