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Continue to Chat科學家詳細解釋蜂鳥發出嗡嗡聲的原因 https://blog.wongcw.com/2021/03/18/%e7%a7%91%e5%ad%b8%e5%ae%b6%e8%a9%b3%e7%b4%b0%e8%a7%a3%e9%87%8b%e8%9c%82%e9%b3%a5%e7%99%bc%e5%87%ba%e5%97%a1%e5%97%a1%e8%81%b2%e7%9a%84%e5%8e%9f%e5%9b%a0/