为建立快速高效的高速公路意外事件自动检测系统，提高意外事件救援效率，就高速公路意外事件检测中的关键技术进行了研究。
The key technology of freeway accident detection was studied in order to set up a quick and efficient accident detection system and promote the efficiency of accident rescue.
如果你在高速公路上出了意外，你的交感神经系统会介入进来；当你睡着的时候，你的副交感神经系统还会控制你的身体。
The sympathetic nervous system kicks in when a car cuts you off on the highway; the parasympathetic system is in charge as you're falling asleep.
这个决定令意大利高速公路和Abertis都感到意外：过去的几周里，这两家公司都信心十足的认为，它们建立世界上最大的收费公路公司的计划进展顺利。
The decision took Autostrade and Abertis by surprise: over the past weeks the firms felt confident that their plan to create the largest toll-road company in the world was on track.
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