preselection of shutter speed

例句：

1. 1. The photographer preselected the shutterspeed to capture the action in slow motion.
   摄影师预选择了快门速度来捕捉动作以慢动作拍摄。
2. 2. In photography, preselecting theshutter speed is crucial for achievingthe desired effect.
   在摄影中，预选择快门速度对于达到期望的效果至关重要。
3. 3. The cinematographer carefully preselected the shutter speed to ensure that theshot was sharp and clear.
   电影摄影师仔细预选择了快门速度，以确保画面清晰锐利。