Reductions in smoking and smokeless tobacco use could prevent many of the approximately 12, 300 new cases and 12, 100 deaths from esophgeal cancer that occur annually.

减少吸烟和使用无烟烟草可能每年防止大约12,300个食管癌新病例和12,100个食管癌死亡病例的产生。

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While shifting from cigarettes to smokeless products may lessen heart risk, it's not an effective way to stop smoking.

虽然吸食无烟制品比吸烟要少点发心脏病的机率，但是却不是一种戒烟的有效方法。

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But they keep on smoking because they became addicted to nicotine, one of the chemicals in cigarettes and smokeless tobacco.

但是他们一直不断地吸烟是因为他们对尼古丁上瘾了，一种香烟里的或者是无烟烟草里的一种化学物质。

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