| 释义 |
vari·fo·calsBrE /ˈveərɪfəʊklz/ NAmE /ˈverɪfoʊklz/ noun [pl. ]a pair of glasses in which each lensvaries in thickness from the upper part to the lower part . The upper part is for looking at things at a distance , and the lower part is for looking at things that are close to you 渐进多焦镜（镜片由上至下用于看远、近距离的东西） ➡ compare bifocals▸ vari·focalBrE /ˈveərɪfəʊkl/ NAmE /ˈverɪfoʊkl/ adjective ➡ compare bifocal at bifocals |