单词	口承圈
释义	口承圈 lip ring
随便看	spectral channel spectral character spectral characteristic spectral characteristic curve Spectral characteristic gradient spectral characteristic matching spectral characteristic measurement spectral characteristic of display screen spectral characteristics Spectral Characteristics of Color Printing spectral characteristics of soil spectral characte-ristics of soil spectral characteristics of surface features spectral characteristics of targets spectral characterization spectral-chemical analysis spectral chirping spectral chroma scale spectral chromaticity coordinates spectral chromaticity locus spectral chromatography spectral class spectral classification spectral classification of stars Spectral classifier