spectroscopicallyWiktionary 原文英美构词拆解spectroscopicspectroscopic词干ally-ally后缀-allyAlternative form of -ly (adverbial suffix), used with adjectives ending in -ic.词源说明From spectroscopic + -ally.释义副词adverb1By means of a spectroscope.2By the analysis of spectra.同族词派生词 1photospectroscopically