Incorporates the disconfirmation theory which takes both expectations and perceptions into account.

整合了失验理论，考虑到双方的期望和看法。

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Service quality depends on the difference between customers' expectations and perceptions of the service.

服务质量水平是由顾客对服务的期望和感知之间的差异决定的。

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These perceptions are learned over time, and they create powerful expectations that can lead individuals to act in ways that, to the outside world, suggest insolence, laziness, pathology, etc.

这些体察是长期习得的，又反过来创造了强大的预期期望，引导个体做出这样的行为，而外部世界却视之为傲慢无礼、懒惰、病态等等。

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"I've always been more drawn to things that enable me to challenge people's perceptions and expectations, " she says.

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However, the price at which they can sell that asset in the future depends entirely on the perceptions and expectations of other people , which may depend further on those of others in the future.

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Traders pushed prices up on their perceptions of geopolitical risk and the pricing in of easing expectations.

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