单词 cutting edge 释义 cutting edge, n. and a.Brit. |kt d|, U.S. |kd d|[‹ cutting n. + edge n.]A. n. 1. A sharp edge on an implement, etc., used for cutting, esp. on the blade of a knife or tool.1825J. C. Loudon Encycl. Agric. 501 It resembles a large.....