flash depressor

例句：

1. 1. The flash depressor was used to adjust the exposure of the camera lens.
   闪光减压器用于调整相机镜头的曝光。
2. 2. The photographer used a flash depressor to capture the moment on camera.
   摄影师使用闪光减压器捕捉那一瞬间。
3. 3. The flash depressor was used to create a soft light for portrait photography.
   闪光减压器被用来为肖像摄影创造柔和的光线。