当你刚开始喝咖啡，你只是想提一下神，它也确实能起到提神的作用。
When you first started drinking coffee, the arousal was all you wanted and also all that you got.
据英国《每日电讯报》报道，很多人的一天都从清晨的一杯提神醒脑咖啡开始，但最新研究表明，咖啡的提神功效或许只是心理作用。
Many of us rely on a cup of coffee to kick-start the day, but a study shows that the early morning pick-me-up could be all in the mind, The Daily Telegraph of London reported.
似乎，现今，咖啡失去了提神的作用。
Seems like nowadays coffee ain't playing the role of stirring you up.
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