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发现自己能听到次声频段...
source link: https://www.v2ex.com/t/611607
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分享发现 - @dxgfalcongbit - 鼓膜偶尔会莫名其妙突然扑通扑通的响，频率大概也就 2Hz 的样子，还以为自己耳朵坏了，专门去医院做了内窥镜，医生说没毛病，还挺烦恼，今天公司边上工地施工，打钻的时候鼓膜跟着共振了，和以前一样的反应，我
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