| 释义 |
aper·tureBrE /ˈæpətʃə(r)/ NAmE /ˈæpətʃər/ , also/ˈæpətʃʊr/ noun (formal ) a small opening in sth 小孔；缝隙(specialist ) an opening that allows light to reach a lens, especially in cameras （尤指摄影机等的光圈）孔径◆ For flash photography , set the aperture at f .5 .6 . 用闪光照相，要把光圈孔径定为 5.6。 |