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The 450,000 objects, which are being held in a secret warehouse, include a possible Roman gladiator's tag, a hand axe that may be more than 40,000 years old and 19th Century gold dentures.
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过半行业研发人员均值下降，扩张退潮
但无论是L1还是L2，这些功能均属于辅助驾驶的范畴，驾驶员都需高度集中注意力，随时准备接管，并对驾驶行为负全部责任。