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单词
band spectrum
释义
WordReference Random House Unabridged Dictionary of American English © 2024
band
′
spec′trum,
[
Physics.
]
Optics, Physics
an optical spectrum consisting of groups of closely spaced spectral lines, characteristic of molecules. Cf.
continuous spectrum, line spectrum.
1865–70
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更新时间:2026/1/22 23:26:53