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Learning material is still the 10-20 minute video clip.
学习材料仍然是这10 - 20分钟的影视片段。
youdao
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Video teaching material is a very important study media.
录像教材是远程学习中非常重要的学习媒体。
youdao
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Video teaching material is a very important study media.
录像教材是远程学习中非常重要的学习媒体。
youdao