Even the monthly bill has been erased from the equation, as most 3g-ready readers on today's market include lifetime connectivity in the purchase price.

甚至每月账单从等式中被删除，在如今的市场上，大部分准备了3 G功能的阅读器在购买价格上都包含了永久的3g接入。

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Dealer markets achieve liquidity through market makers, who must stand ready to buy or sell a specific quantity of stocks at the price they quote.

经纪人市场通过做市商获得流动性，做市商必须以一定报价，准备买卖一定具体数量的股票。

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Amazon has figured out the lesson for Blackberry and every other entrant into this incredibly competitive market: Do it right, at the right price, have the product ready to go when released for sale, provide apps and lots of content, and make sure that the hardware and software are supplied at the same time.

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