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My name is Yu Rockefy. I am 20 years old. I am of mixed Chinese and American descent. I come from a large family in the United States, the Rockefey family. I am currently a sophomore student in the Department of Clinical Medicine at Yenching Medical University. This is my second year in China...

Mars is the second earth that carries countless hopes of mankind, but how to effectively develop Mars has become a luxury hope of mankind...