Conceptual tiers divide the pattern space at a very high level into business domain patterns, solution design patterns, and infrastructure patterns.

概念层次将非常抽象的模式空间划分为业务域模式、解决方案设计模式和基础设施模式。

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You have to divide the column of air into a set of levels, get out your pencil or computer, and calculate what happens at each level.

你必须将气柱分解为很多不同的层，拿出你的纸和笔，计算在每一层的情况。

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In addition, the use of cloud groups enables the teams to divide and manage resources at a fine-grained level when necessary.

另外，对云计算组的使用使团队能在必要时精细地划分和管理资源。

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How do you rebalance that divide? And,on a larger level, how do you close the gap between the developing economies of APEC with the developed economies of APEC."

VOA: standard.2009.11.08

"There are few issues that have the potential to divide like this one and it's not being talked about at a community level, " he said.

BBC: Grooming 'coalition' launched to tackle child sex abuse

But the political divide on big financial and spending issues exposed by the debt-ceiling debate obscures agreement on a more fundamental level: who we are and what we want to be.

FORBES: Can We Agree on an American Innovation Strategy?