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QQ浏览器
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![[地球奥秘]必修一第一课第二课时：行星地球，同学们可以来学习了！](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F2a05463906c5b0ae92acf1bd938ca967b227041c.jpg%40672w_378h_1c_%21web-search-common-cover)
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播放：9 时间：2024-06-20简介： -
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![1.1第一节 地球的宇宙环境[人教版高中地理必修一]](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fe70f0b5d0ef052008b6b004406f574d6f0c27996.jpg%40672w_378h_1c_%21web-search-common-cover)
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![[地球奥秘]必修一第一课第二课时：行星地球，同学们可以来学习了！](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F2a05463906c5b0ae92acf1bd938ca967b227041c.jpg%40672w_378h_1c_%21web-search-common-cover)
![1.1第一节 地球的宇宙环境[人教版高中地理必修一]](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fe70f0b5d0ef052008b6b004406f574d6f0c27996.jpg%40672w_378h_1c_%21web-search-common-cover)
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