Chrome，
QQ浏览器
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播放：16 时间：2024-06-19简介： -
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![全176集2025版新课提前学【北师大版五年级数学上册]北师大版五年级数学同步课堂+专项培优 暑假预习/复习精讲课堂(配套讲义习作 PDF)](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fbc03fba231d9516e9382d993e0b8521fed7bb5b4.jpg%40672w_378h_1c_%21web-search-common-cover)
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![全827集【五年级下册数学动画]（北师大版+人教版）小学数学动画数学课(1-6年级数学上下册全827集)跟着师徒一起学数学](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fecd9525ad754d2da3686b474ec74509b39b33420.png%40672w_378h_1c_%21web-search-common-cover)
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播放：18 时间：2024-06-19简介： -
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![五年级[下] 用西游记打开数学之门 清华附小数学动画 北师大版 五年级[下]](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F6bf4c9486baee64b476f5f182916e165266c12d2.jpg%40672w_378h_1c_%21web-search-common-cover)
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![全176集]2025预习必看【北师大版五年级数学上册/下册数学]北京师范大学出版社北师大版五年级上册数学课本同步+专项培优精讲课堂视频配套讲义习题PDF](//imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F4947155801ec707593d0fa8c1befff3a9ba49c65.jpg%40672w_378h_1c_%21web-search-common-cover)
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![全176集2025版新课提前学【北师大版五年级数学上册]北师大版五年级数学同步课堂+专项培优 暑假预习/复习精讲课堂(配套讲义习作 PDF)](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fbc03fba231d9516e9382d993e0b8521fed7bb5b4.jpg%40672w_378h_1c_%21web-search-common-cover)
![全827集【五年级下册数学动画]（北师大版+人教版）小学数学动画数学课(1-6年级数学上下册全827集)跟着师徒一起学数学](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fecd9525ad754d2da3686b474ec74509b39b33420.png%40672w_378h_1c_%21web-search-common-cover)
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![全176集]2025预习必看【北师大版五年级数学上册/下册数学]北京师范大学出版社北师大版五年级上册数学课本同步+专项培优精讲课堂视频配套讲义习题PDF](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F4947155801ec707593d0fa8c1befff3a9ba49c65.jpg%40672w_378h_1c_%21web-search-common-cover)
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