In couch-surfing time, two months was an epoch.

在沙发冲浪的时间里，2个月是一个时代。

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In August, U.S. web users spent 41.1 million minutes on Facebook, which was about 9.9 percent of their entire web-surfing time in that month.

今年八月，美国网络用户花了4110万分钟在Facebook上。这是他们八月份总上网时间的9.9%。

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Furthermore, there are significant differences among different grades in terms of Internet use, user's surfing time, use time and concrete behaviors.

不同年级在总的使用程度、网龄、上网用时和具体的使用行为上均存在差异；

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And I also spent an enormous amount of time surfing the Net, mostly netting scary news about the surf.

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Kolhatkar spends some time surfing the site, looking for females to interview, and notes how quickly she spends her money doing it.

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He wound up in a mechanical engineering program at the University of Cape Town, but he spent more time surfing and drinking than studying.

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