Red (Planet) River Valleys  

作　　者：陈淑娴 

出　　处：《当代外语研究》1995年第3期9-10,共2页Contemporary Foreign Language Studies

摘　　要：Mars today is a frozen desert,but the photos sent back by the Mariner and Viking probes in the 1970s indicate its past was less bleak and more Earth-like. The images showed sinuous channels and valleys that were al-

关 键 词：PLANET RED River Valleys 

分 类 号：H319.4[语言文字—英语]