双语：科学家在南极温室首次收获蔬菜
2018-04-12
Scientists in Antarctica have harvested their first crop of vegetables grown without earth, daylight or pesticides as part of a project designed to help astronauts cultivate fresh food on other planets. 作为旨在帮助宇航员在其他星... 
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上海市教育学会外语专业委员会认证 -
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2011中国公益节—集体奖
