spectrum 英[?spektr?m] 美[?sp?ktr?m]
n. 光譜; 波譜; 範圍; 系列;
[網絡] 譜系; 光譜圖; 電磁波譜;
[例句]Vast amounts of energy, from X-rays right through the spectrum down to radio waves, are escaping into space.
大量的能量,從X光直到無線電電波,都正被泄露到太空中去。
[其他] 復數:spectrums 形近詞: spectral spectres plectrum