One 2013 study of college students found that 80% of students use their phones or laptops during class, with the average student checking their digital device 11 times in a typical class.
2013年的一项关于大学生的研究发现，有80%的学生在课上使用手机或笔记本电脑，在一堂平常的课上，平均每个学生查看数码设备的次数高达11次。
She encouraged the class not to stress or even study, promising that, "It is going to be a piece of cake".
她鼓励全班同学不要紧张，甚至不要复习，并承诺说：“考试将会很容易”。
If you have a study routine that you are happy with and you are getting the grade you want from your math class you may find this an interesting read.
如果你快乐地进行着学习并且在数学课上得到好成绩，你会发现阅读这篇文章会很有意思。
CHICAGO - Giving teens 30 extra minutes to start their school day leads to more alertness in class, better moods, less tardiness, and even healthier breakfasts, a small study found.
芝加哥——一项小型研究发现：在开始一天的功课前给青少年多出30分钟的时间可以使他们在课堂上更机敏，有更好的情绪，反应不那么迟缓，而且甚至可以享用更健康的早餐。
The more girls in a class, the better the academic performance of both boys and girls, a new study finds.
新发现，班上女生越多，越能带动整个班级的学习成绩。
So says a study in the journal Social Science Research. [Rachel Dwyer, Laura McCloud and Randy Hodson, Youth debt, mastery, and self-esteem: Class-stratified effects of indebtedness on self-concept].
这一说法来自《社会科学研究》杂志上的一篇研究论文[rachelDwyerLauraMcCloudandRandyHodsonYouthdebtmastery and self - esteem： Class -stratifiedeffectsof indebtednesson self - conce pt]。
Geldmacher said the study proved a large test was feasible, but noted the study was done before there was any sign that drugs in this class can cause heart problems.
Geldmacher说这项研究证明了一个大测验是可行的，但是在实验之前确定没有任何特征表明药品家族可以引起心脏的某些问题。
Brazil offers a case study in the differences between a middle class created by the state and one that owes more to the private sector.
关于国家催生的中产阶级和更多地归功于私营领域的中产阶级的种种差异，巴西提供了一个鲜活的研究案例。
Counselors often come into the classroom, too, to teach a class on a subject that affects everyone, such as good study skills.
辅导员经常来到教室，对某一主题上一堂课来影响每个人，例如好的学习技巧。
Middle-class teenagers are less intelligent than ageneration ago due to the dumbing down of youth culture and schooltests, a new study suggests.
最新研究显示，由于文化传播与校园教育的低能化，如今中产阶级家庭的青少年的智商要比他们的上代人偏低。
Perhaps this reflects a British obsession with class, but the study demonstrates how your name flies ahead of you, helping to establish a first impression, for good or ill.
虽说这可能是英国人特别注重社会等级的反映，但调查告诉我们：一个人的名字将先之而行，替他打造第一印象，结果可喜可忧。
The class on child and adolescent psychopathology sends them to the university's child study center to observe a clinician evaluating a child, after which they write up their own assessments.
在儿童与青少年神经病理学学习班中，学生会被送到学校的儿童研究中心，先观察医生如何对儿童进行评估，然后他们详细写下自己的看法。
Then social progress stopped - a study comparing the fate of children born in 1958 with those born in 1970 shows the latter more hermetically sealed into the social class of their birth.
于是社会停止了进步——有一项研究比较了分别出生于1958年和1970年的孩子的命运，发现后者被出身束缚得更紧。
A 2010 Pew study showed that the typical middle-class family had lost 23 percent of its wealth since the recession began, versus just 12 percent in the upper class.
一份2010年皮尤(译注：皮尤研究中心)研究报告表明，从衰退开始，典型的中产阶级家庭已经损失了23%的财富，与此相对应的是上层阶级仅损失了12%。
The warning comes in new international study into the links between climate change and a class of man-made toxins called persistent organic pollutants.
这样的警告来自于一份全新的国际科学报告，它详细研究了气候变化与名为“持久性有机污染”的一系列人为有毒物质之间的关系。
Your desire to come to class to study, to go out with friends, to read a book, to raise a family, to be — to do anything are priorities set by your emotions.
你想要到教室学习，跟朋友一起出去，读书，抚养家庭，你所做任何事情的优先级由情感设定。
Sure, the best way to prepare for a test is to faithfully attend class, take copious notes, and join a study group.
准备考试的最好方法时去听课，记大量的笔记，并参加学习小组。
I want to deal with a few emotions in this class and next and the first case study of an emotion I want to deal with is the emotion of fear.
本堂课我们来看几种情绪，接下来是第一个情绪案例分析，我想要分析愤怒情绪。
Sure, the best way to prepare for a test is to faithfully attend class, take copious notes, and join a study group. But if it’s a little late for that, cramming is the way to keep that F at bay.
当然，准备一个测试的最好的方法是老老实实地上课，做大量的笔记，并参加一个学习小组。
I study in a high school now, this is my second year, I will be soon finishing my high school class.
我现在在一所高中学习，这是我的第二年，我很快就要完成高中的课程了。
In a study of 3,800 women aged 15 to 39, researchers found that those living in better-off areas were significantly more likely than those in lower class districts to develop skin cancer.
一项研究分析了3800名15—39岁的女性，研究人员发现与贫民区的居民相比，富人区的居民患皮肤癌的几率远远要大得多。
After hearing about such a study, many people including doctors believe they can walk into any yoga class with a medical malady and be healed.
在听说了这项研究后，许多人包括医生都相信只要参与任何一个瑜伽课程，任何医学疾病都可以被治愈。
At afternoon, we have a class meeting, teachers speaked some things about study, and asked us not to think play at all.
在下午，我们开了班会，老师说了一些关于学习并且叫我们不要总是想着玩。
But he said it is too early to draw conclusions about this new class of drugs based on a genetic study in mice.
但是他说，对这些基于小鼠内的基因学研究的一类新型药物下结论还为时过早。
When my slowly moved, I had to go to a new school and study in a new class.
当我缓慢的移动，我不得不去一个新的学校，学习一个新类。
When my slowly moved, I had to go to a new school and study in a new class.
当我缓慢的移动，我不得不去一个新的学校，学习一个新类。
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