"We may work more hours at our jobs," Dr.Ariely writes in his book, "without realizing that the childhood of our sons and daughters is slipping away."

在书中，埃雷里写道：我们总是花在工作上更多的时间，却忽略了我们的子女，他们的童年就这样流走了。

The Guinness Book of Records allowed Hammond a 20-minute nap every four hours.

要想打破吉尼斯纪录，哈蒙德在每四个小时内只有20分钟的休憩时间。

Titled ''Conversational Style: Analyzing Talk Among Friends,'' the thesis (and later a book) was an extended analysis of taped discussion at a 1978 Thanksgiving dinner lasting 2 hours 40 minutes.

名为《会话风格：朋友间对话分析》的这篇博士论文（日后成书出版）扩展分析了她在1978年感恩节晚餐时所录下的长2小时40分钟的对话。

Professors sometimes reserve a few copies of their course's book, which you may be able to sign out short-term (a few hours to a few days).

有时教授可能会预留几本课本，不过你可以借短期（几小时到几天）。

In his book Outliers, Malcolm Gladwell suggests that becoming an expert in any particular field takes approximately 10, 000 hours of practice.

在《异族》(Outliers)一书中，作者Malcolm Gladwell建议成为一个专家(高手)在通常情况下需要花费近10000小时的练习与实践。