In an online video posted on Nov. 26, 2018, He Jiankui, a researcher at the Southern University of Science and Technology, said that he had helped to make the world's first genetically edited babies.
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当时我在找一个类似的网站，能够随即的和陌生人视频聊天，但找不到，所以我想试试自己建一个。
I was looking for a site like this, one that would let me chat randomly on webcams, and I couldn't find it, so I thought I would try to build it.
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结合具体实践，详细描述数据库建库与著录、视频点播系统构建、检索与利用等一些技术问题的实现。
Based on practice, this paper detailedly describes some technical solutions for how to construct and catalog the database, how to build VOD system, and how to search and use the resources.
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