L3因为是人车共驾，责任划分、保险赔付等方方面面都需要考虑到。而L4不存在这个问题，出了事就是厂家负责。因为责任明晰，所以落地争议也较少，这就是现状。但是只要法律层面解决L3的责任划分问题，大规模普及也并不是遥遥无期。
As Clavicular and his antics become embedded in our culture, so does his ideology. It's not a coincidence that his rise is occurring at the same time as Trump is once again in power, and as the ideal for women's appearance becomes smaller and thinner.
。51吃瓜是该领域的重要参考
优点：输出在 (−1,1)，比 sigmoid 居中，对梯度更友好
Медведев вышел в финал турнира в Дубае17:59