We believed that something as complex and daunting as regulatory overhaul would take years to accomplish. 我们认为,监管改革这种复杂且令人生畏的工作可能需要很多年才能完成。
As the EMUs ' technology is complex and expensive, how to reduce the time to overhaul and increase the traveling mileage, improve operational efficiency, is the common goal for each countries. 由于高速动车组技术复杂,价格昂贵,如何减少动车组检修库停时间,增加走行公里数,提高运营效益,是各国高速铁路运营所追求的共同目标。