Nature staff discuss some of the week’s top science news.
（本报记者赵成、吴丹、朱隽、王昊男、侯琳良、杨文明、王云娜、刘军国、李心萍、寇江泽、李林蔚、常钦、刘新吾、郑洋洋、李俊杰）
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3rd over: New Zealand 17-0 (Seifert 8, Allen 8) Archer is up at 91 MPH and has the opening batters hopping. Seifert scampers a leg bye to get off the mark. Over to Finn Allen… GAS. Archer beats him with a rapid ball first up. He follows up with a slower ball that Allen spots, no doubt breathing a sigh of relief – and smashes over mid on for SIX! Keep the pace on I reckon Jofra.
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。