孩子们成绩差通常与他们在社交网站上花多少时间有关，但如果认为没有其他因素起作用，那就太天真了。
The poor grades of school children are also frequently linked to the time spent on social networking sites, but it would be naive to believe there are no other contributing factors.
她指出，许多年轻人尤其不愿意在学校冒险，担心一次考试的分数低或成绩差会让他们失去进入名牌大学的机会。
She noted, many young people are especially risk averse at school—afraid that one low test score or mediocre grade could cost them a spot at a selective university.
然而，她指出，许多年轻人尤其不愿意在学校冒险，担心考试分数低或成绩差会让他们失去进入名牌大学的机会。
Yet, she noted, many young people are especially unwilling to take risks at school afraid that one low test score or poor grade could cost them a spot at a selective university.
她父母因为她的成绩差而责备她。
当我看到比我成绩差的男人进了大学而大发牢骚时。
When I watched as men with poorer grades than my own entered the college and complained.
对于青少年和儿童，睡眠不足会导致注意力混乱，学习成绩差。
In teenagers and young children, lack of sleep can result in attention disorders and poor academic performance.
他们学习成绩差，仅仅是因为学校的主流素质不高，而对他们的期望更低。
They were underachieving, but this was sometimes simply because the school's mainstream provision was not good enough, and expectations for them were too low.
并不是因为我的学习成绩差，其实我的学习成绩很好，只是因为我没有自由。
Not because of my poor academic performance, in fact, my academic performance good, but because I do not have freedom.
报道称：“因为孩子的父亲都在阿富汗服役，这个群体由此极易被认为是学习成绩差的。”
The report said: "This group was.".. vulnerable to underachievement because their fathers were all serving in Afghanistan.
《儿科和青春期医学档案》杂志研究发现看电视时间太长会导致学习成绩差。
The reports issued in the Archives of Pediatrics & Adolescents Medicine find that watching too much TV leads to poor performance in school.
成绩差：利他主义也是分场合的，帮助他人，尤其是真正需要帮助的人是一件很棒的事。
Gets lousy grades: Altruism has its place, and tutoring another person is a wonderful thing to do, especially when someone really needs the help.
报道称：“因为孩子的父亲都在阿富汗服役，这个群体由此极易被认为是学习成绩差的。”
The report said: "This group was... vulnerable to underachievement because their fathers were all serving in Afghanistan."
“你永远也不会相信，”他说，“可是我连一张大学文凭都没有，我是因为成绩差被勒令退学的。”
"You'll never believe this, " he said, "but I don't even have a college degree. I was thrown out for low grades. "
还可以把成绩差的运动员的动作捕捉下来，将其与优秀运动员的动作进行对比分析，从而帮助其训练。
Can also be a poor performance of the athletes to capture the action, and the action of the outstanding athletes to carry out a comparative analysis, so as to help their training.
在中等职业教育的班级日常管理工作中，常常会碰到一定数量的学习成绩差，品德行为也差的问题学生。
In the daily administration of class in middle professional education, I often meet some problematic students with low marks, bad habits and moral characters.
大学生中学习成绩差、对所学专业兴趣低、有失恋史、业余爱好单一、知心朋友少的学生其心理健康水平较低。
The ratio of serious problems was 8. 8%. The results showed that poor achievement of study, single hobby, losing love and having few friends were associated with low levels of mental health.
胡尔特估计不好的教育方法，特别是她在日本看到的tote学习法，可能是比较尽管很用功但是成绩差的原因。
Mr Hult reckons that poor methods, particularly the rote learning he sees in Japan, can be responsible for poor results despite strenuous efforts.
学习困难儿童社会知觉水平低、社会技能缺乏、语言困难、学习成绩差、缺乏独立性、社会行为不良、注意缺陷等。
This lies in their low social perception, social skill deficits, language difficulties, low academic achievements, independence shortage, social behavior disorders, attention deficits and so on.
结果就是，在新的评级制度下，当人们查看爱因斯坦的学习成绩时，就有一种印象，爱因斯坦变成了一个成绩差的学生。
As a result, anyone looking at Einstein's grades after the switch would have been under the impression that Einstein was a poor student under the more contemporary grading system.
尽管这项研究并没有证明卧室里的电视机导致了成绩差，但是这增加了一项发现，小语出惊人不应该在他们的卧室看电视。
While this study does not prove that bedroom TV sets caused the lower scores, it adds to accumulating findings that children shouldn't have TVs in their bedrooms.
假如妈妈生二胎，万一生了一个容易得病、很笨、贪玩、成绩差、不爱学习、不听话的人那怎么办，那不就白生了，还不如不生。
If the mother to have two children, have a higher risk than life, stupid, naughty, poor grades, do not love learning, not obedient people how to do that, that's not Bai Sheng, might as well not born.
学业成绩差的学校可能会处在空气污染严重的地区，炎热的天气条件下空气污染会更严重，因此学业成绩可能会因为学校所在区域或者所在区域的气候条件而受到影响。
Worse schools could be located in more polluted neighbourhoods, and air quality falls in hot weather, so it could have been variation in schools or temperature that affected results.
但是研究显示，孩子花费越多的时间在荧屏前，不管是电视还是即时短信，他们的学习成绩就会越差。
But research has shown that the more time kids spend in front of screens - whether it's TV or instant-messaging - the worse their school performance.
由于我是在一个公立大学任教，那里学生的考试成绩比其他学校要差一些。
Moreover, I am at a public college, whose students lack the scores and records usually demanded by more selective schools.
那么，沃兹先生是怎样处理考场作弊案的呢？记得经过几次堂上考试后，沃兹先生发现我的前、后、左、右的邻座的考试成绩都不低，而且是以我为核心向四周“辐射”——离我越近的成绩越好，越远的越差。
I remember many times after tests, Mr. Ward found that the students sitting around me had better scores than the others and the further away a student was from me, the worst his grade.
那么，沃兹先生是怎样处理考场作弊案的呢？记得经过几次堂上考试后，沃兹先生发现我的前、后、左、右的邻座的考试成绩都不低，而且是以我为核心向四周“辐射”——离我越近的成绩越好，越远的越差。
I remember many times after tests, Mr. Ward found that the students sitting around me had better scores than the others and the further away a student was from me, the worst his grade.
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