electromagnetic spectrum
短语[化] 电磁谱 [医] 电磁波谱
发音
其它
词形变化
electromagnetic spectra
复数
electromagnetic spectra
释义与例句
n.
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1.
The entire range of wavelengths of all known electromagnetic radiations extending from gamma rays, to X-rays through visible light, infrared, to radio waves.
电磁波谱
物理