A quarter of students report that their use of digital devices during class causes their grades to suffer.
四分之一的学生报告说，在课上使用数码设备导致他们的成绩变差。
Those who require their phones for some need must get their parents' and teachers' approval and must hand their phones over during class time.
那些因为某些需要得带手机的学生必须取得父母和老师的同意，并且必须在上课期间上交手机。
To measure the effects of Internet-based distractions during class, researchers evaluated 500 students taking an introductory psychology class at Michigan State University.
为了衡量上课期间上网对学生注意力分散的影响，研究人员对密歇根州立大学修读心理学入门课程的500名学生进行了评估。
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。
It is impolite to interrupt teachers with jokes during class.
在上课时用玩笑话打断老师是不礼貌的。
If the student breaks the rule and uses his or her phone during class, the student will be warned.
如果学生违反规定，在课堂上使用手机，将受到警告。
In lots of schools, if a student needs to bring a phone to school, his or her parents will have to write a statement and make sure that the phone is turned off during class.
在很多学校，如果学生需要带手机来学校，他或她的父母必须写一份声明，确保手机在课堂上是关闭的。
Sleeping during class is for the greater goods.
上课睡觉是为了走更长远的路。
If you aren't actively learning during class, you're wasting time.
如果你在课堂上面并不是很积极的，那么你就是在浪费时间。
The website and additional information will be provided during class.
课堂上会提供网址和其他讯息。
I tried all kinds of medical adhesive - more than once it fell off during class.
我试过各种粘合剂，可假耳还是在课上不止一次地掉下来。
During class creation, attributes and methods of classes are set once and for all.
创建类的过程中，类的所有属性和方法只设置一次。
Select 6 images for projection and discussion during class and bring them with you.
挑选出六张幻灯片并携带至课堂，供课堂投影以及讨论。
It will include rules about not using the phones during class or to cheat on tests.
它将包括禁止上课使用手机和在考试中禁止用手机作弊等相关规定。
A professor should not be annoyed with me if I receive an important call during class.
在课堂上如果我接了一个重要的电话，教授也不该对我恼怒。
Select 6 slides for projection and discussion during class and bring them with you to class.
挑选出六张幻灯片并携带至课堂，供课堂投影以及讨论。
Most classrooms tend to be chilly, so try to dress in layers that can be adjusted during class.
大部分教室往往是寒冷的，所以尽量在上课时多穿几件衣服，可以在课堂上调整。
It is important that stretching is done before class, during class and most definitely after class.
重要的是，在上课前做完伸展运动，在运动时活动肯定会耽误课程。
During class we will use instant messaging to facilitate discussion and questions from those of you who are offsite.
授课过程之中，我们将利用即时传讯服务以便利讨论及把在课室以外远程上课的同学的问题传送到班上。
An Afghan girl listens to the teacher during class at the Naswani school October 12 2010 in Eraq village Afghanistan.
10月12日，一名乡村学校的阿富汗女孩正在课堂上聚精会神地听老师讲课。
The white board files provided below correspond to lecture content captured with an electronic white board during class.
以下的白板档案是由电子白板于课堂中撷取的课程内容。
Ask questions during class, without making a pest of yourself, of course, and answer your share of the questions posed by others.
在上课的时候提问，不会对你自己带来任何伤害，当然，如果别人的提问你知道答案的话，也要积极的回答。
And then I'd try to stay up during classes, you know, the next day, but sometimes I'd just like fall asleep during class, too.
第二天我要努力让自己在课堂上不睡着，但有时候我还是会上课时睡着。
The study involved 108 students, aged 13 to 16, who split into those who chewed gum during class and homework, and those who did not.
研究调查了108名13- 16岁的学生，一部分人在上课和做作业时嚼口香糖，另一部分不嚼。
The study involved 108 students, aged 13 to 16, who split into those who chewed gum during class and homework, and those who did not.
研究调查了108名13- 16岁的学生，一部分人在上课和做作业时嚼口香糖，另一部分不嚼。
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