基本解释n.光谱名词spectrum的复数形式.同根派生 spectra相关词英汉例句用作名词 (n.)Filter selection is made using inherent spectra.滤色镜的选择必须利用固有光谱。They could look at the spectra of the light the moons reflected.他们可以观察月亮反射的光的光谱。spectra更多例句