armedLanderonMars的精选

问题详情：NASAismovingaheadwithplanstoputalong-armedLanderonMars’icyNorthPoletosearchforcluesforwaterandpossiblesignsoflife.The$386millionPhoenixMarsisplannedtotouchdownintheMartianarcticin2008.Thestat...