典型情况下，一年内此类事件一个国家会发生1.5次，开支缩减越多，事件发生的次数也越多。

In a typical year and country, there are about 1.5 incidents of this type. The more you cut, the more incidents you get.

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如果你进行大型的比赛，例如马拉松比赛，在比赛的前两三周缩减你的训练次数是很重要的。

If you're running a big race, such as a marathon, it's important to cut back your mileage in the final two to three weeks before your race.

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HTTP压缩减少返回给浏览器的HTML内容量，而Web浏览器缓存减少把文件下载到浏览器的次数。

HTTP compression reduces the size of HTML content returned to the browser, and Web browser caching reduces the number of times a file is downloaded to the browser.

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