There's a very elaborate Change Management process, but it doesn't involve actually changing systems.

其中有非常复杂的变更管理过程，但是却没有涉及到真正的变更系统。

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Change is something everyone seems to embrace conceptually, but when it comes down to actually changing systems that are a part of someone's job security, that's when things get ugly, fast.

人人看似都乐于从概念上接受改变，但是当实际改变系统将影响到某人的工作稳定性时，事情很快就会变得糟糕了。

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To get hold of these ever increasingly complex and changing systems of science, policy-makers throughout the world must count on the equally complex index system and quantitative analysis.

为了驾驭日益复杂和迅速变化的科技系统，各国决策者必须依靠同样比较复杂的指标系统和定量分析。

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The president says the United States has made mistakes, but so too did other countries whose regulatory systems could not keep pace with a changing financial sector.

VOA: standard.2009.04.01

For a start, changing systems is costly, not just socially but in economic terms as well during the transition.

ECONOMIST: The world is not converging on a single kind of capitalism

You do wonder what other horrors this will bring out of the woodwork in those banks which are still trying to work out how to sell half their business and avoid becoming a basket case, let alone changing systems, credit procedures and pricing models that are needed under Basel II.

BBC: City Diaries: President Obama's new banking regulations

The commissioner has made several recommendations to GMP including changing its systems in dealing with domestic violence.

BBC: Woman murdered by ex-partner failed by police - IPCC