简单讲，要做L3，需要先做L2积累数据。那么要做L4，也一样依赖L3的数据。技术上他们是一脉相承的，不存在一口就能吃个胖子的技术路线。
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Former Secretary of State Hillary Clinton told members of Congress on Thursday that she had no knowledge of Jeffrey Epstein’s or Ghislaine Maxwell’s crimes, starting off two days of depositions that will also include former President Bill Clinton.