Photograph it at different shutter speeds, from slow to fast (adjust your aperture to maintain correct exposure), and see what affect it has on the appearance of the subject in the photo.

尝试用不同快门速度拍摄，由低到高(调整光圈以获得正确曝光)，注意观察它为你的拍摄带来了何种影响。

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To capture droplets in a natural setting requires an understanding of the correct exposure Settings and how to use your surroundings and light to create something compositionally interesting.

捕捉自然情境下的水滴要求懂得适当的曝光设置，了解如何利用环境与光线，营造有趣的构图。

youdao

The course covers organizing image collections using star ratings, labels, and Smart Albums, and using the image editing tools to correct exposure, retouch flaws, and correct color balance issues.

本课程将指导你如何使用星级评分、标签及智慧型相簿功能来整理相片收藏，以及应如何使用图像编辑工具来修正过曝、修整瑕疵及改善色彩平衡问题。

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If we assume you have the correct exposure setting for a given scene, and you wish to change the aperture, you must also make a change to the shutter speed or ISO to compensate for the increase or loss of light.

ENGADGET: Primed: What is aperture, and how does it affect my photos?

The notion that Africa's emerging middle classes need more exposure and more encouragement is entirely correct.

BBC: Back to whose reality?

"It was at the beginning of the year that portfolio managers started scaling back their exposure to heath care, and they were correct to do so, because when the April results came any company related to the pharmaceutical market had to lower their estimates because of reform, " Novarro says.

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