学生们被分成三组。
在研究中，402名来自纽约四所低收入地区高中的9年级和10年级的学生被分为三组。
In the study, 402 9th- and 10th-grade students from four New York City high schools in low-income areas were divided into three groups.
这三组参与者在年龄、性别、教育背景、抑郁症的严重程度和持续时间以及抗抑郁药物的使用上保持平衡。
Participants were balanced across the three groups for age, sex, educational back-ground, severity and duration of depression, and use of antidepressants.
就年龄、性别、教育背景、抑郁症的严重程度和持续时间以及抗抑郁药物的使用这几点来说，这三组参与者都保持了平衡。
Participants were balanced across the three groups for age, sex, educational background, severity and duration of depression, and use of antidepressants.
第三组的大多数学生对他们想要学习什么有一个明确的想法。
Most students, who fit into this third group have a clear idea about what they want to learn.
这些儿童分为三组：课后学音乐组，课后做运动组，以及课后完全无安排组。
The youngsters fall into three groups: those who take after-school music, those who do after-school sports, and those with no structured after-school program at all.
第三组被称为黄昏组：他们在黎明和黄昏的微光中茁壮成长，而在其他时间则不活跃。
A third group are known as crepuscular: they thrive in the low light of dawn and dusk and remain inactive at other hours.
第三组以光疗法的时间作为对照。
有时，孩子们被分成三组来做游戏。
Sometimes the children are divided into three groups to play games.
研究人员发现，第三组的孩子表现最好。
Researchers found that the children in Group Three did the best.
请把孩子们分成三组。
例如，他们必须跳绳两分钟，每天做三组仰卧起坐。
For example, they had to skip rope for two minutes and do three sets of sit-ups each day.
在第三组，孩子们被要求把自己想象成蝙蝠侠，并问自己“蝙蝠侠工作努力吗？”
And in Group Three, the children were told to imagine themselves as Batman and ask themselves "Is Batman working hard?"
在一项研究中，研究人员给三组六岁的儿童安排了一项困难的任务，让他们在电脑上完成。
In a study, researchers gave three groups of six-year-old children a difficult task to complete on a computer.
三组间干预前后尿8-异前列烷浓度差异无统计学意义（P>0.05）。
There were no significant differences in urine 8-isoprostanes among 3 groups before or after intervention(P>0.05).
第三组在测试前不听任何东西。
第三组要解的则是些中性词语。
三组裁判得出了相同的结论。
在分割镜像场景中，总要涉及三组动作。
In a split mirror scenario, there are always three sets of actions involved.
研究团队检测了三组中每位受试者的血样。
The team examined blood samples taken from participants in each of the three groups.
做三组每组五个俯卧撑。
他们可以被分为三组。
我只对第一和第三组感兴趣(单词和词性)。
I'm only interested in the first and third groups (the word and the part of speech).
世界气象组织的最终数据是这三组数据的平均值。
The WMO's final figure is an average of the three sets of data.
上周对三组电池的测试意在重复五月份的测试。
Last week's tests of three battery packs were designed to replicate the May test.
他们被分为三组。
第三组用紫色颜料。
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