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spectrum

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spectrum

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Physics, Optics
spec·trum /ˈspektrəm/ ●○○ noun (plural spectra /-trə/) [countable]  1 VARIOUS/OF DIFFERENT KINDSa complete range of opinions, people, situations etc, going from one extreme to its opposite 〔观点、人、情况等的〕范围,幅度spectrum of the ethnic spectrum of America 美国的各种族across the spectrum The bill drew support from across the political spectrum. 这项议案得到了各个政治派别的支持。broad/wide/full etc spectrum a broad spectrum of environmental groups 各式各样的环境保护团体 The two articles here represent opposite ends of the spectrum. 这里的两篇文章代表了两个极端的观点。2. HPthe set of bands of coloured light into which a beam of light separates when it is passed through a prism 光谱3 HPTCa complete range of radio, sound etc waves 频谱 the electromagnetic spectrum 电磁(波)谱
Examples from the Corpus
spectrumHe said that the court was faced with a spectrum of possibilities.Hundreds of asteroid spectra have been compared with laboratory reflection spectra of meteorites and pure mineral samples.Their songs appeal to a broad spectrum of music lovers.This ensures that we can supply the complete spectrum of materials to all our customers in the building trade.The announcement has upset people all across the political spectrum.One way to look at Cleveland is to say it is at opposite ends of the political spectrum with San Francisco.People from across the religious spectrum are now working together.At one end of the spectrum were the Communists, and at the other, the Nationalists.At the other end of the spectrum, the impact of child poverty on failing schools has never properly been addressed.The spectrum of protest activity goes from peaceful to extremely violent.You can find therapists along the whole spectrum, from caring and honest to cool and manipulative.opposite ends of the spectrumLonnie and Alfred occupied opposite ends of the spectrum.To demonstrate the diverse nature of the subject, two articles are included here which represent opposite ends of the spectrum.
Origin spectrum (1800-1900) Latin something that appears, image, from specere to look (at)
spec·trum nounChineseSyllable
people, etc, opinions, Corpus of a complete situations range


spectrum
spectrum /ˈspektrəm/ noun (plural spectra /-trə/) [countable]
 Date: 1800-1900
 Language: Latin
 Origin: 'something that appears, image', from specere 'to look (at)'
1. a complete range of opinions, people, situations etc, going from one extreme to its opposite
    spectrum of
    the ethnic spectrum of America
    across the spectrum
    The bill drew support from across the political spectrum.
    broad/wide/full etc spectrum
    a broad spectrum of environmental groups
    The two articles here represent opposite ends of the spectrum.
2. the set of bands of coloured light into which a beam of light separates when it is passed through a prism
3. a complete range of radio, sound etc waves:
    the electromagnetic spectrum


spec·trumBrE /ˈspektrəm/ 🔊NAmE /ˈspektrəm/ 🔊 noun (
plural
spec·tra BrE /ˈspektrə/ 🔊 NAmE /ˈspektrə/ 🔊
)
a band of coloured lights in order of their wavelengths, as seen in a rainbow and into which light may be separated 谱;光谱A spectrum is formed by a ray of light passing through a prism. 一束光通过棱镜就会形成光谱。🔊🔊Red and violet are at opposite ends of the spectrum. 红色和紫色位于光谱的两端。🔊🔊a range of sound waves or several other types of wave 声谱;波谱;频谱the electromagnetic/radio/sound spectrum 电磁波谱;射频频谱;声谱 [usually singular] a complete or wide range of related qualities, ideas, etc. 范围;各层次;系列;幅度a broad spectrum of interests广泛的兴趣范围We shall hear views from across the political spectrum. 我们要听取各个政治派别的看法。🔊🔊