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spectrum

听听怎么读
英 [ˈspektrəm]
美 [ˈspɛktrəm]
是什么意思
  • n.

    光谱;波谱;范围;系列

  • 变形

    复数:spectrumsspectra

    双语释义

    n.(名词)
    1. [C] 光谱 the set of bands of coloured light into which a beam of white light may be separated
    2. [C] 波谱a range of any of various kinds of waves3 [C] 范围,系列 full or wide range or sequence

    英英释义

    spectrum[ 'spektrəm ]

    • n.
      • an ordered array of the components of an emission or wave
      • broad range of related values or qualities or ideas or activities
    学习怎么用

    词组短语

    spectrum analysis光谱分析;分光分析

    frequency spectrum频谱;频率谱

    infrared spectrum红外光谱

    power spectrum[计]功率谱

    spread spectrum扩展频谱

    energy spectrum能谱

    broad spectrum[医]广谱

    absorption spectrum吸收光谱;吸收频谱

    response spectrum反应谱;响应谱;响应频谱;感应波谱

    mass spectrum n. [物]质谱

    fluorescence spectrum荧光光谱

    emission spectrum发射光谱;放射谱

    spectrum analyzer[计]频谱分析仪

    raman spectrum拉曼光谱;联合散射光谱

    spread spectrum communication扩展频谱通信,扩频通信

    load spectrum载荷谱

    ultraviolet spectrum[化]紫外光谱

    wave spectrum波谱

    power spectrum density功率谱密度

    amplitude spectrum振幅谱;振幅频谱

    更多收起词组短语

    双语例句

    用作名词(n.)
    1. There's a wide spectrum of opinions on this problem.
      对这个问题的说法众说纷纭,莫衷一是。
    2. There are tense competition in the whole spectrum of the industry.
      整个工业领域竞争很激烈。
    3. The press has published a wide spectrum of books.
      这个出版社出版了一系列范围广泛的书籍。
    4. In the spectrum, distinct colours shade into each other.
      在光谱中,截然不同的颜色相互融合起来。
    5. Red and violet are at opposite ends of the spectrum.
      红色和紫色位于光谱相对的两端。

    权威例句

    ...Mode Decomposition and the Hilbert Spectrum for...
    The empirical mode decomposition and the Hilbert spectrum for nonlinear and non-stationary time seri
    Secure spread spectrum watermarking for multimedia
    High-resolution frequency-wavenumber spectrum analysis
    On the allelic spectrum of human disease
    Spectrum of medication-induced complications in the abdomen: role of cross-sectional imaging
    Nonalcoholic fatty liver disease: A spectrum of clinical and pathological severity ☆ ☆☆
    Raman Spectrum of Graphite
    High-Resolution X-Ray Photoemission Spectrum of the Valence Bands of Gold
    Spectrum analysis—A modern perspective