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The environmental benefits of hydrogen are also outstanding. When used as an energy source, hydrogen produces no emissions besides water. Zero polluting emissions, an amazing advance over the current sources of energy that we use.
氢的环境效益也很突出。当氢被用作能源时，除了水之外不产生任何排放物。零污染排放，比我们目前使用的能源有了惊人的进步。
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