词典释义：
双语例句
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Many of these companies say that they're not just using fuel cells to reduce energy consumption and pollution, provide reliable backup power, and attract good publicity.
许多这样的公司说，他们使用燃料电池不但是为了降低燃料消耗，降低污染，提供可靠的备用电力，取得良好的名声。