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美国航天局19日宣布,该机构及其国际伙伴已经获得批准,开始建造拟于2016年发射的一枚无人火星着陆探测器,这一探测器将探测火星的内部情况。
NASA announced on the 19th that the agency and its international partners have obtained approval to start building an unmanned Mars landing probe to be launched in 2016, which will probe the internal condition of Mars.