In reality, it is difficult to make accurate calculations of customer lifetime value due to the complexity of and uncertainty surrounding customer relationships.

但是现实中，由于客户关系的复杂性和不确定性，很难准确计算客户生命周期价值。

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Because of the complexity and uncertainty inherent in spatial problems, the description of the spatial relationship often adopts qualitative methods.

由于空间问题固有的复杂性和不确定性，空间关系的描述普遍采用定性的方法。

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The traditional control of DSS is very difficult because of its own complexity and the uncertainty of its operating circumstances.

DSS系统本身的复杂性以及工作环境的不确定性，导致利用传统的控制方法对其进行控制十分困难。

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There he had been schooled in the concept of VUCA: volatility, uncertainty, complexity, and ambiguity.

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The event, the forum's 33rd annual summit, has been themed 'Building Trust' to reflect that the WEF termed "an extraordinary climate of global uncertainty and complexity".

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In today's climate of volatility, uncertainty, complexity and ambiguity (the "VUCA world" that the futurist Bob Johansen explores in Leaders Make the Future), they matter even more.

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