名词
中文翻译：红外光谱
同义词：
['infrared spectrum', 'infrared spectrum', 'infrared spectrum']
例句：
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1. The infrared spectrum of the sun is used to study its composition.
太阳的红外光谱被用来研究其组成。
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2. The infrared spectrum of the moon has been studied to understand its structure.
对月球的红外光谱研究有助于理解其结构。
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3. Infrared spectroscopy is a powerful tool for analyzing complex chemical compounds.
红外光谱分析是一种强大的工具，用于分析复杂的化学化合物。