spectrograph
英
['spektrəgrɑːf]
美
['spektrəˌgrɑːf]
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Noun:
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a spectroscope by which spectra can be photographed
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a photographic record of a spectrum
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用作名词 (n.)
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Molecules around stars leave imprints in their light, which the spectrograph can detect.
恒星中的分子会在光谱中留下特殊标识,通过摄谱仪就能识别。
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