Education has produced a vast population able to read but unable to distinguish what is worth reading.

教育造就了一大批人，会读书，不会区别书值得读。

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The condition mostly affects men, around 5% of whom are unable to distinguish between red and green hues.

这种病主要发生在男性中，大约5%的患者无法区分红色和绿色。

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Since ordinary steam traps are unable to distinguish flash steam from live steam, they close and impeded drainage.

普通的蒸汽疏水阀不能把闪蒸汽和新鲜蒸汽分开，会关闭阀嘴，从而阻碍了排水过程。

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Rick Santorum and Michele Bachmann are authentic, but have been unable to distinguish themselves.

FORBES: Gingrich: Authentic Prodigal Son

Such awards are usually reduced on appeal, but the industry's chief complaint is that juries are unable to distinguish between good and bad science.

ECONOMIST: Health-care litigation costs America far too much

Its looser listing standards prompted an initial flurry of interest but have since delivered poor returns for investors unable to distinguish between hype and substance.

ECONOMIST: The JOBS Act and the BATS crash