Animals which save energy by hibernation or lethargy (e. g. bats or hedgehogs) live much longer than those which are always active

通过冬眠或昏睡来节省能量的动物（例如蝙蝠或刺猬）比那些一直很活跃的动物活得更久。

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Leptin decides whether fat should be stored or used, resulting in lethargy or energy.

瘦素决定身体要储存或者消耗脂肪，困倦无力还是精神抖擞。

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Has he fallen into a lethargy, or is he dead?

他是得了昏睡病啦，还是死啦？

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It is pure, does not bring on depression or lethargy.

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Provigal can also induce a state of non-wired wakefulness in people who take it, making it a possible remedy for general lethargy or for workers who are making a transition from a night-shift job.

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It marked a return to the fold for Josep Guardiola, the influential Barcelona midfielder who has it in him to rouse his side from lethargy, or calm things down when over-excitement sets in.

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