名词
中文翻译：镜头设置
同义词：
['lens setting', 'focal length']
例句：
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1.The camera has aperture settings that allow you to adjust the amount of light coming through the lens.
这台相机有可调节的光圈设置，可以调整通过镜头的光线量。
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2. The photographer adjusted the aperture setting to get a better shot of the sunset.
摄影师调整了光圈设置，以便更好地拍摄日落。
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3.The engineer checked the aperture setting and made sure it was set correctly.
工程师检查了光圈设置，并确保它设置正确。