单词 optical 释义 optical, a. and n.|ptkl|[f. prec. + -al1.]A. adj.1. Of, pertaining or relating to, the sense of sight; visual; ocular. (Now chiefly in special connexions, e.g. an optical illusion.) Also fig.In Astron. used of double stars which appear...
单词 optical 释义 optical adj[esp attrib尤作定语] 1 of the sense of sight 视觉的; 视力的 optical effects and sound effects 视觉效果与声音效果. 2 for looking through; to help the eyes 供视力透过的; 有助於眼睛的 optical instruments, eg microscopes and tele...