In the years following an eight-cent increase in the federal tax on a pack of cigarettes, sales of cigarettes fell ten percent.

在联邦政府对每包香烟增加8美分的税收后的几年里，香烟的销量下降了10%。

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He was able to pack a lifetime of experience in those 20 years.

他短短的20年的经验，超过许多人的一生。

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For the average Joe, this means devices coming out in the next two years will pack more of a visual punch and surf the Web at lighting speeds on whatever network is available.

对一般用户来说，这意味着接下来两年内出现的设备将会更多的集成视频播放和便捷高速上网的功能。

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The advanced lithium-ion battery pack carries an industry-competitive warranty of 8 years or 100, 000 miles.

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Answer: A -- A plastic six-pack holder takes 450 years to disintegrate.

CNN: Hey Earthling, it's Earth Day; time for a quiz

Within a few years, the pack-horse trail had been widened into a proper road, stretching 368 miles from Valdez to Fairbanks, and the Richardson Highway was born.

BBC: Journey into the Alaskan wild