跟读练习: VOA Learning English - Health Report # 394 - 通过YouTube学习英语口语
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This is the VOA Special English Health Report.
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This is the VOA Special English Health Report.
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We all know that some people do not seem as emotionally strong as others when life gets difficult,
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but why is that?
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A study published in 2003 in the journal Science offered an answer.
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The study followed almost 850 people from birth through age 26.
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Researchers found
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that those with a short version of a certain gene were more likely to get depressed after a sad or difficult experience.
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They found that people with the normal length of the gene were better able to deal with problems.
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The gene is a transporter of serotonin,
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a brain chemical involved with mood and desire for food.
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The 2003 study captured attention among mental health professionals and popular culture.
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In fact, Science Magazine recognized the discovery of genes for mental illness as the number two breakthrough of the year.
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The winner was observations about mysteries of the universe.
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In June however, other researchers published findings of a large new study.
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They reported finding no link between the serotonin transporter gene and the risk of depression.
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The findings appeared in the Journal of the American Medical Association.
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Neil Reisch is director of the University of California,
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San Francisco Institute for Human Genetics,
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and a leader of the new study.
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He says the earlier study gained so much recognition,
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it became fixed in many people's minds as true.
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The National Institute of Mental Health and Kaiser Permanente Northern California also took part in the latest study.
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The researchers used information from 14 studies involving more than 14,000 patients.
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The scientists examined the data using the same measures as the 2003 study.
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They found that the risk of depression was not higher among those with the shorter gene.
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But they also found that stressful events themselves did appear to increase the risk for depression.
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Neuroscientist Absalom Caspi, then at King's College London, led the 2003 study.
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He is now at Duke University in North Carolina.
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He has criticized the new study as incomplete.
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He says it ignores evidence that supports the original research.
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Peter Zandi is a genetic researcher at Johns Hopkins University School of Public Health in Maryland.
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He agrees that this latest study is not the final word.
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He said, after many years of trying to figure out what is going on with the genetic cause of depression,
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we're still not there yet.
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And that's the VOA Special English Health Report.
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For more health news go to voaspecialenglish.com.
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为什么要用这个视频进行口语练习？
在学习英语的过程中，口语的练习至关重要。通过观看并模仿这个视频，学习者可以在真实的语境中提高自己的英语口语能力。视频中讨论的心理健康话题不仅能帮助你扩展词汇量，还能让你学习如何表达复杂的观点和情感，这在雅思口语练习中非常有用。通过shadowing site技术，练习者可以反复听和说这些句子，从而提高流利度和自信心。在对话中真实的交流方式能够提高你与他人沟通时的自然性和准确性。
上下文中的语法与表达
在这个健康报告中，有几个关键的表达和语法结构值得注意：
- 研究显示（The study found that...）: 这种结构用于引入研究结果，可以帮助学习者学会如何谈论研究或数据。
- 与...有关（related to...）: 使用这个表达时，学习者能更有效地将不同的概念联系起来，尤为适用于学术或正式的场合。
- 发现...的重要性（the importance of ...）: 这种结构可以强调某些发现或观点的价值，适合在讨论或辩论中使用。
- 这种情况使得...（this situation makes...）: 这种表达有助于描述原因和结果关系，增加交谈的逻辑性。
练习这些结构可帮助提高你的英语口语练习能力，尤其是在需要准确表达观点时。
常见的发音陷阱
在视频中，有一些发音可能对学习者来说比较困难：
- depression（抑郁）: 注意这个词的重音和元音发音。
- serotonin（血清素）: 这个科学术语可能会对非母语者构成挑战，正确的发音和韵律非常重要。
- genetic（遗传的）: 注意"ge"的发音，常见的错误是把它发成 /dʒəˈnɛtɪk/。正确发音是 /dʒəˈnɛtɪk/。
通过shadow speech练习，学习者可以逐步克服这些发音的困难，提升口语流利度。
什么是跟读法？
跟读法 (Shadowing) 是一种有科学依据的语言学习技巧，最初开发用于专业口译员的培训，并由多语言者Alexander Arguelles博士普及。这个方法简单而强大：您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同，跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性，语调，节奏，连读，听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。