有能量释放出来，但是，在这种情况下，不是能量使连锁反应不断地进行下去。
There is energy given off, but in this case that is not what keeps the chain going.
一个新的购物资讯网站，如leakedblackfridaydeals.com，在迫使价格下降，而且使连锁店更难区分他们的产品。
A plethora of new shopping-information websites, such as leakedblackfridaydeals.com, is forcing prices down and making it harder for store chains to differentiate their offerings.
全美最大的连锁酒店万豪国际宣布二季度利润增长42%，不断增长的出行需求使公司调高了全年的营业预期。
Marriott International inc., the largest U.S. hotel chain, said second-quarter profit rose 42 percent and increased its full-year earnings forecast on improving travel demand.
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