名词
中文翻译：氢气
同义词：
['hydro', 'hydrogen gas例句：1. Hydrogen is a colorless', 'odorless gas that can be used to fuel engines.（氢气是一种无色、无味的气体，可以用作发动机燃料。）2. The production of hydrogen energy has become a hot topic in recent years.（近年来，氢能的生产已成为热门话题。）']
例句：
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1. Hydrogen is a colorless, odorless gas that can be used to fuel engines.
氢气是一种无色、无味的气体，可以用作发动机燃料。
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2. The production of hydrogen energy has become a hot topic in recent years.
近年来，氢能的生产已成为热门话题。
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3.The discovery of hydrogen peroxide as a bleaching agent was a major breakthrough in the chemical industry.
发现过氧化氢作为漂白剂的发现是化学工业的一个重大突破。