This effect could explain the results without refuting the encoding variability hypothesis, he adds.

这一效应可以解释为什么这项研究的结果无法否定编码变异性假说，他补充道。

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Factoring risk into goals tends to be subjective and is best accomplished by increasing the variability of the estimates — in effect, by widening the "margin for error".

通过增加评估的可变性，将风险分散到各个目标往往比较主观，也能很好地实现——事实上，是通过扩大“误差范围”。

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Rhetoric effect is characterized by it objectivity, comprehensiveness, and variability, and expressed in different forms.

修辞效果具有客观性、综合性、变化性，其表现形式有多种。

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