| 例句 |
noun The soldier fired the rifle through a narrow aperture in a pile of sandbags. The bell ropes passed through apertures in the ceiling. 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。 Open up the lens aperture to maximize the brightness of the shot. Binoculars of this aperture are very expensive. |