地球为人类所做的贡献有哪些?要文
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![地球为人类所做的贡献有哪些?要文](/uploads/image/z/2324267-35-7.jpg?t=%E5%9C%B0%E7%90%83%E4%B8%BA%E4%BA%BA%E7%B1%BB%E6%89%80%E5%81%9A%E7%9A%84%E8%B4%A1%E7%8C%AE%E6%9C%89%E5%93%AA%E4%BA%9B%3F%E8%A6%81%E6%96%87)
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