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
She widened the aperture to f/1.8 for a blurred background in her portrait.
她将光圈扩大到f/1.8，以便在她的肖像中获得模糊的背景。
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
The telescope 's 200 mm aperture gave it superior light-gathering power.
望远镜的200毫米孔径赋予其卓越的聚光能力。
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
The fox slipped through an aperture in the garden fence.
狐狸从花园篱笆的一个孔洞中溜了过去。
Sunlight streamed through the leaf canopy 's narrow aperture.
阳光透过叶冠的狭窄孔径流泻下来。
