单词 nicolo 释义 ‖ nicoloAlso niccolo.[ad. It. niccolo, aphetic for *oniccolo, a diminutive from L. onyx.](See quot. 1874.)1874H. M. Westropp Man. Prec. Stones 104 The variety of onyx known as nicolo, consisting of a layer of a bluish tint over black.18...