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难度:★★★☆☆词数:470时间:8分钟“斗”转星移,时光流逝,谁在掌控着今天全球的时间和方位?没错,是美国的“全球定位系统(Global Positioning System,简称GPS)”。2012年12月27日,中国的“北斗卫星导航定位系统(BeiDou Navigation Satellite System简称BDS)”横空出世,正式为亚太地区提供导航服务,成为全球卫星导航家族璀璨的新星。BEIJING,December 27(Xinhua)-China launched its homegrown navigation(导航)system to Asia-Pacific users yesterday as it bids to compete with the dominant(占统治地
Difficulty: ★★★ ☆☆ Number of words: 470 Time: 8 minutes “Dou ” Turn the stars, the passage of time, who is in control of today’s global time and direction? Yes, the United States “Global Positioning System Global Positioning System, referred to as GPS) ”. On December 27, 2012, China’s “BeiDou Navigation Satellite System (BDS)” turned out to be the official navigation service for the Asia-Pacific region and became a star of the global satellite navigation family. BEIJING, December 27 (Xinhua) -China launched its homegrown navigation (system) to Asia-Pacific users yesterday as it bids to compete with the dominant