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Sunday, August 16, 2026

浙江學生聽蟬鳴4小時聽力受損 醫:群鳴達電鑽級噪音

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(中央社台北16日電)中國浙江一名18歲學生近日在一處蟬鳴密集的山間連續停留4個小時後出現聽力問題,送醫後確診為「噪聲性高頻聽損」。醫生說,集群蟬鳴最高可達90至95分貝,相當於持續的電鑽噪音值。

綜合人民日報等陸媒近日報導,浙江杭州一名18歲楊姓男學生日前趁著暑假到山間露營,該處蟬鳴極為密集,不料連續停留約4個小時後感到雙耳悶脹,甚至無法清晰聽見手機高音提示音等聲音。

經及時送醫並接受神經營養及改善微循環等藥物治療後,楊姓學生聽力已基本恢復。

醫生解釋稱,蟬鳴屬高頻噪音,聲波集中在3000至8000赫茲頻段,直接衝擊耳蝸內負責感知高頻聲音的脆弱毛細胞。單隻蟬鳴約70分貝,但集群蟬鳴可突破85分貝的安全線,峰值甚至可達90至95分貝,相當於持續的電鑽噪音值。

醫生表示,若長時間暴露於集群蟬鳴聲中,極易導致內耳毛細胞疲勞壞死。短時間接觸造成的暫時性聽力疲勞多半可自行恢復,但若發展至毛細胞壞死,聽力損傷將不可逆。(編輯:周慧盈/廖文綺)1150816

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