明年国家航空和航宇局计划将发射一枚卫星,该卫星将携带某些仪器绕火星航行,帮助解答以前这个咸水海的面积有多宽的等问题。
Next year, NASA plans to launch a satellite to orbit Mars with instruments to help answer the question of how extensive the salt water might have been.
美国太空总署国家航空和航宇局表示火星上曾经出现过一个较浅的咸水海,海中可能有生命存在。
The U. S. space agency NASA says Mars once had a shallow, salty sea that could have supported life.
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