spectrum

spectrumspectrumD.J.:[ˈspektrəm]K.K.:[ˈspɛktrəm]n.1.■光谱This is a kind of atomic spectrum.这是一种原子光谱。the set of bands of coloured light into which a beam of white light may be separatedMany insects can perceive colours of the spectrum that are invisible to us.许多昆虫能感觉到光谱中我们所看不见的颜色。2.■波谱3.■范围, 系列

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spectrum['spektrəm]n.1.■【物理学】2.■(包括不可见光的)光谱3.■(光波、粒子等)谱[参较 band spectrum, electromagnetic spectrum, mass spectrum]4.■质谱5.■质谱图6.■【电学】电磁波谱7.■【电信学】频谱，射频频谱8.■【核物理学】能谱9.■系列；范围；幅度10.■幻象11.■【心理学】余像变形n.spectrumsspectra

spectrumspectrum[ˈspektrəm]n.(pl. spectra [-trə], spectrums)1.■【物】谱, 光[波, 能, 质]谱2.■【无】(射频, 无线电信号)频谱3.■【心理】(眼睛的)余象, 残象4.■范围, 领域, 系列a solar spectrum太阳光谱spectrum analysis光谱分析the whole spectrum of industry整个工业领域