Chrome，
QQ浏览器
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播放：8 时间：2025-11-27简介： -
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![李永乐 高中物理-选择性必修[全集]](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F28b84558048eb57dffaaf1bc801452487eb5e51c.png%40672w_378h_1c_%21web-search-common-cover)
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