spectrallyadv.幽灵似地；可怕地spectraladj.幽灵的；光谱的spectral arbitrary谱任意spectral radiation光谱辐射spectral signature光谱特征spectral frequency光谱频率,谱频率spectral component光谱成分Spectral functions谱函数spectral radiosity[电] 光谱辐射度spectral frequence光谱频率spectral character光谱特性spectral karyotype光谱核型