More sales, more algorithm-fueled recommendations, and the positive feedback loop kicked in.

一时间，网站的留言里好评如潮，销量因此进一步增加，这就带来了更多的好评，于是形成了一个正反馈。

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If the number of co-infecting viruses exceeded a certain threshold, the positive feedback loop associated with cI dominated, turning the switch to the lysogenic pathway.

而如果共同感染的病毒数目超过一个特定的阈值，则cl基因主导的正反馈环路将使细胞转向溶原通路。

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And that creates the positive feedback loop that will generate customer buzz, boost brand value, and eventually allow RIM to raise the price on future generations of PlayBooks.

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Japanese financial stocks, as especially the megabanks, have been in a positive feedback loop of balance sheet and income statement translation gains from a weaker yen and the prospect of increased loan volumes and interest earnings from higher domestic loan demand.

FORBES: Whither Japan Stocks: Is the Bullish Case Still Intact?

If we really invest in the ecosystem, it becomes this positive feedback loop.

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