| 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。 |