单词 eucone 释义 eucone, a. Ent.|jukn|[a. G. eucone (H. Grenacker 1877, in Klin. Monatsbltter f. Augenheilkunde Suppl. XV. 18), f. eu- + cone n.1]Of the eyes of certain insects: having a well-developed or true cone (see quots.).1885S. J. Hickson in Q. Jr...