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字幕列表 影片播放

  • Welcome to the voice of America's news works.

  • Scientists have discovered that songbirds, like humans, learn to make sounds by copying what they hear.

  • Hypothesis.

  • Songbirds and humans have a similar brain structure for learning sound, say researchers at Rockefeller University, Scientist Erich Jarvis formed a hypothesis that molecules guide brain connections that create paths to the voice box, permitting the copying of sounds.

  • Ah, hypothesis is an idea or theory that is not proven.

  • Forming a hypothesis is the first step in the scientific method.

Welcome to the voice of America's news works.

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B1 中級

新聞詞。假設 (News Words: Hypothesis)

  • 3 0
    林宜悉 發佈於 2021 年 01 月 14 日
影片單字