中文词源
spectral 光谱的，鬼的，幽灵的
来自 spectrum,光谱，specter,鬼的，幽灵的，-al,形容词后缀。
英语词源
- spectral (adj.)
- 1718, "capable of seeing spectres;" 1815, "ghostly;" from spectre + -al (1). Meaning "pertaining to a spectrum" is 1832, from stem of spectrum + -al (1). Related: Spectrally.
权威例句
- 1. She is compelling, spectral, fascinating, an unforgettably unique performer.
- 她极具吸引力，清幽如鬼魅，令人着迷，令人难忘，是个独具特色的演员。
- 2. The origins of stars of differing spectral types must be dissimilar.
- 不同光谱型星的起源必然是不一样的.
- 3. The spectral sensitivity of various cells is very different.
- 各种光电管的分光灵敏度是很不相同的.
- 4. Colour filters are not very effective in isolating narrow spectral bands.
- 一些滤色片不能很有效地分离狭窄的光谱带.
- 5. Total radiation instruments employ some broad spectral band sensors.
- 全辐射仪器要使用某些宽频带传感器.