Retailers often identify potential "impulse buys" and stock them at the ends of aisles and close to the checkout stand.

事实上，零售商们常常把潜在的让你冲动消费的产品放在走道的尽头或者靠近收银台附近。

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Its creators say the Solar Impulse is designed to showcase the potential of solar power and will never replace fuel-powered commercial flights.

WSJ: Sun-powered plane completes California test flight

Their main finding was that a nerve impulse, now known as an action potential, is caused by the movement in opposite directions across the axon's surface membrane of sodium and potassium ions.

ECONOMIST: Andrew Huxley