If you were lucky, you knew how to read and had some basic history and math skills, and if you were even luckier, you had good study habits that would serve you well in college.

幸运的话，你也许知道如何阅读，并且有一些基本的历史和数学技能，甚至你还可能拥有良好的学习习惯，这将使你在大学中受益。

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A team at University College Hospital, Besancon, in France, conducted the first study on how sections of the face age at different rates related to sun exposure.

法国贝桑松university College Hospital的一个研究小组日前进行了首例关于不同程度脸部老化和日晒关系的研究。

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In one study, 137 college students completed a survey regarding how often they expressed gratitude to a friend or partner.

在一项研究中，研究人员对137名大学生开展了一项关于他们对朋友或情侣表达感谢的频率的调查。

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His specific areas of study include how our immune systems play a key role in our emotional lives and using compassion meditation to prevent depression in college students by reducing stress-related inflammatory activity.

CNN: Mental Health Q&A from CNN health