Aperture
01
光圈, 孔径
the opening in a camera's lens that controls the amount of light that enters the camera and reaches the sensor or film
例子
To capture the fireworks, he stopped down the aperture to f/11 and used a longer exposure.
为了捕捉烟花，他将光圈缩小到f/11并使用了更长的曝光时间。
02
孔径, 孔径直径
the diameter of an optical diaphragm's opening that determines how wide a cone of light can pass through the instrument
例子
Microscopes with larger apertures resolve finer cellular details.
具有更大孔径的显微镜能分辨更精细的细胞细节。
03
孔, 缝隙
a hole, gap, or slit in a structure or surface
例子
Sunlight streamed through the leaf canopy 's narrow aperture.
阳光透过叶冠的狭窄孔径流泻下来。
