Because a recent study in mice has found that it's protein, not sugar, that provides the perk.

因为一项最近的研究发现，能使小白鼠亢奋的是蛋白质而非糖份。

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To make the perk even more lucrative, companies sometimes allow the executives to backdate the purchase to take advantage of a previous, lower stock price.

为了使管理层获得更多的利益，公司有时为了让其利用以前的低股价获得利益，就允许其回溯购买日期。

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When they realized that they actually had the resources to fulfill more orders, they were able to raise an additional $24,000 by re-introducing the perk during the campaign's final three days.

当他们意识到实际上他们有资源能够应付更多的订单时，通过在活动最后三天补发这个产品，他们多获得了24，000美元。

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If they all look the same to the baby, the baby will just continue to tune out, but if the red looks different the baby will perk up.

如果对于婴儿来说,两种颜色没有差别,他就仍然不予理会,但如果他觉得红色与绿色不同,那他就会重新活跃起来

耶鲁公开课 - 心理学导论课程节选

They want the perk, a lot of people want the iPhone or the Stun Gun.

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We found a few that don't charge you for either the delivery or the perk.

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The perk of TV integration is an easy to use room configuration on-screen tool to specify your room's dimensions, couch placement and preferred sweet spot size.

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