In other words, these busy iPhone users didn't have time to goof off by clicking (or rather, tapping) through on a mobile ad.

换而言之，这些忙碌的iPhone用户没有时间点击手机广告。

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Weekends are the time for many people to goof off .

周末是许多人偷闲的时间。

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Setting aside time to goof off at work can relieve stress, improve morale and even help with team building efforts.

CNN: Experts: Goof off at work, read a book, ignore e-mail

For example, you might fudge on the amount of time it takes you to complete a task you were asked to perform by your spouse because you want to build in enough time to goof off before you actually do it.

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