跟读练习: Phát âm chuẩn - Anh ngữ đặc biệt: Has a Ninth Planet Been Discovered? (VOA) - 通过YouTube学习英语口语
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For VOA Learning English, this is the Technology Report.
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For VOA Learning English, this is the Technology Report.
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Scientists say they have found evidence of a giant planet in the solar system.
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It is very far away from Earth.
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The possible new planet, called Planet Nine,
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is about ten times the size of Earth.
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If scientists are right, this would be the ninth planet in our solar system.
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Pluto had been considered the ninth planet until 2006,
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when it was renamed a dwarf planet.
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Konstantin Batygin and Mike Brown made the Planet Nine discovery.
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The scientists are with the California Institute of Technology, or Caltech.
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They used mathematical modeling and computer programs to find the planet.
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De Tegen and Brown published their findings in the Astronomical Journal.
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They said, Planet Nine travels a strange orbit in the Solar System.
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They said it would take the planet 10,000 to 20,000 years to make one full orbit around the Sun.
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Confirmation of a ninth planet would be very big news.
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Mike Brown said that there have only been two true planets discovered since ancient times,
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and this would be a third.
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The researchers did not get a picture of Planet Nine yet,
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but they said they are using the biggest and best telescopes on Earth to find it.
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They want to discover more about Planet Nine's orbit and its impact on the outer part of our solar system.
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Robert Massey is with the Royal Astronomical Society in London.
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He told the news agency AFP that planets have been predicted before,
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and then were not found.
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But he said the work of these researchers is definitely worth following up,
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even though at the moment it is still just a prediction.
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For VOA Learning English, I'm Anna Mateo.
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为什么要用这个视频练习口语？
随着科技的不断发展，科学家们对宇宙的未知领域充满了好奇。这个视频讨论了可能存在的第九颗行星，涉及了科学家的发现及研究过程。这种富有探索精神的主题，让语言学习者通过 英语影子跟读 练习时，不仅能提高口语能力，还能拓宽知识视野。
通过倾听和模仿视频中的发音和语调，学习者可以更好地掌握英语的韵律和节奏。视频内容充满了科学术语，适合喜欢科学和技术的学习者。使用 英语口语练习 技巧，如 shadow speak，能够有效提高英语交流能力，培养正确的发音和流利度。
语法和表达的背景
在本视频中，有几个关键的语法结构和表达方式值得注意：
- 被动语态: "Planet Nine is about ten times the size of Earth." 这种结构在科学叙述中使用频繁，帮助学习者了解如何描述事实和数据。
- 条件句: "If scientists are right, this would be the ninth planet in our solar system." 通过这种结构，学习者可以进行假设性讨论，提升逻辑表达能力。
- 定语从句: "that have only been two true planets discovered since ancient times." 使用定语从句能使表现更加具体，建议学习者在口语中多分享信息时使用类似结构。
常见发音陷阱
在视频中，有几个单词和短语的发音尤其难，需要注意：
- “planet”: 尤其在快速语速中，发音可能变得模糊。反复跟读可以帮助更清晰地发出这个词。
- “evidence”: 发音中的重音位置很重要，确保重读第一个音节，使其更加自然。
- “orbit” : 这是一个在科学和天文学中常用的词，清晰发音被更能有效传达意思。
要提高发音准确度，建议学习者定期使用 shadowing site 进行练习，配合视频内容，将帮助增强语音的流利度和理解力。
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。