A less exotic approach, endorsed by Dr Crutzen, would be to spread tiny particles in the upper atmosphere to reflect the sun's rays.

克鲁特森博士提出并认可了一项较为实际的方案，那就是在大气层的上层散布大量的微小粒子来反射太阳光线。

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However, this approach does not work well if you have a layered architecture, with subsystems in the upper layers dependent on the capabilities of subsystems in the lower layers.

然而，如果你有一个分层的体系架构，在上层的子系统依赖于底层子系统的能力，这种方法将不能够很好的工作。

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If you run into resistance at lower levels, try educating upper-level executives on the building-block approach instead.

如果在较低层次遇到阻力，请改为尝试向上层管理人员推荐构建块方法。

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If on the other hand the outgoing government opted for the stiff upper lip approach, we know that we would increase the chance that Schalit will be murdered.

CENTERFORSECURITYPOLICY: Israel's balance of delusion

Ms Abbott will argue that today's generation is "caught between the 'stiff-upper lip' approach of previous generations and today's cultural tornado of male cosmetics, white collar industry, and modernised workplaces".

BBC: Diane Abbott to warn of British 'masculinity crisis'

Most drivers will not notice much performance advantage in the SL 550 from a Mercedes costing half the price, because most drivers never remotely approach the upper limits of acceleration, speed or traction that set it apart.

FORBES: Test Drive: 2013 Mercedes SL 550 Roadster