名词
中文翻译：可变快门同义词
同义词：
['variable aperture', 'variable speed']
例句：
-
1. The camera has a variable shutter that can be adjusted to control the exposure.
这台相机有一个可变快门，可以调整以控制曝光。
-
2. The photographer used a variable shutter to capture the changing light during the sunset.
摄影师使用可变快门捕捉日落时不断变化的光线。
-
3. The film's grain is visible through the variable shutter, indicating its age.
通过可变快门，可以看到胶片上的颗粒，表明其年龄。