spectroscopy
US /spekˈtrɑː.skə.pi/
UK /spekˈtrɒs.kə.pi/
名词
光谱学
the study of the interaction between matter and electromagnetic radiation as a function of the wavelength or frequency of the radiation
示例:
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Astronomers use spectroscopy to determine the composition of distant stars.
天文学家利用光谱学来确定遥远恒星的组成。
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Infrared spectroscopy is a powerful tool for identifying organic compounds.
红外光谱学是识别有机化合物的强大工具。