None of them were prepared to comment on this study or discuss the detailed nicotine content of their products.

他们都不愿意对这项研究发表评论，也不愿意讨论他们产品中尼古丁的具体含量。

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However, none of them were prepared to comment on this study or discuss the detailed nicotine content of their products.

然而，他们都不愿意对这项研究发表评论，也不愿意讨论他们产品中尼古丁的具体含量。

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In one study, researchers tested whether students remembered lists of words better if they heard them, saw them or both.

在一项研究中，研究人员测试了学生在听到、看到或同时听到和看到单词时，是否能更好地记住单词表。

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The study found that many schools are not doing enough to get students interested in bioscience or to prepare them to study it in college.

VOA: special.2009.10.15

By taking cells from the skin, for example, or cells from your blood or cells from the bone marrow and keeping them alive in culture, we've been able to study how human cells work and learn a lot about the functioning of human organism.

举例来说,通过从人的皮肤,骨髓,或者血液中提取细胞,并在培养基中培养,就能研究人类细胞是如何工作的,并在一定程度上了解人类机体的功能

耶鲁公开课 - 生物医学工程探索课程节选

In this mode either the students can self-study, Work on their own, or often Prof. Perdue will use These materials in the classroom and use them to Launch a larger discussion about what the students understand from these materials.

在这种模式下，学生可以自学，或者Peter，Perdue教授也经常拿这些,当作课堂讨论的材料,激发大家的讨论,看学生从中学到了什么。

麻省理工公开课 - 媒体、教育、市场课程节选

Educational psychologist Vivian Hill says parents can help by taking noisy brothers or sisters out and creating a quiet space for the child in the home or encouraging them to study in the school library or another quiet place.

BBC: Tips on how to survive the exam season

Why do those who study or love them feel stereotyped as nerds?

BBC: Quantifying economic success

Researchers can now create mice with the same genetic defects and test potential treatments on them, or study the progress of the disease.

ECONOMIST: Animal rights extremists