Chrome，
QQ瀏覽器
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播放：39 時間：2024-06-19簡介： -
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![【聲現(xiàn)象②】聲音三特征[音色、音調(diào)、響度]（知識聽得見，聲音看得見）——中考·初中物理](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F654b02f931ff41c05f897de2f0ebc649b0b4a238.jpg%40672w_378h_1c_%21web-search-common-cover)
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![[全部更新完畢！初中物理&幽默課堂]八年級上冊人教版初中物理 課本講解](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Ffc843986c5f632f45afe010ddc634f13873286f9.png%40672w_378h_1c_%21web-search-common-cover)
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