电子在纳米管里移动时，受到激励并释放出过剩的能量，这样又会导致更多的电子流过纳米管。

As electrons moved through the nanotube, they became excited and released excess energy, which then created even more electrons flowing through the tube.

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这个问题正是人们对于消费电子产品产业的悲叹，只是形式有所不同而已，评论家们通常把它叫做“功能过剩”。

That question is a variation on a more general lament regarding the consumer-electronics industry-what critics call "feature creep."

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严重的生产能力过剩意味着电子产品价格的下跌，甚至也意味着食品价格上涨已大大放缓。

Severe overcapacity means that prices for electronic goods are declining and even food-price inflation has eased significantly.

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