劳动力价格和劳动力成本相等的说法得到了商业记者的支持，他们经常混淆这两者。
The myth that labor rates and labor costs are equivalent is supported by business journalists, who frequently confound the two.
研究水力学及河流动力学问题，有两种易混淆的假说，即最小能耗率理论和最大能耗率理论。
In hydraulics and river dynamics studies, there are two confused hypotheses: minimum energy consumption rate theory and maximum energy consumption rate theory.
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