Spectra和spectrum有什么区别?spectrum 是连续一系列的范围或光谱，作为单数名词用法；spectra 是 spectrum 的复数形式，表示多个范围或光谱。它们在语法上有单复数的差异，用 Foundation studies in science university faculty of built enviroment faculty of business and economics faculty of creative arts faculty of dentistry faculty of dentistry / [ug] pembedahan. Spectra 和 spectrum 有什么区别？ spectrum 是指一系列连续的范围或光谱，作为单数名词使用。而 spectra 是 spectrum 的复数形式，用于表示多个范围或光谱。在语法上，它们有单复.
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