• 1. film speed: 感光度 | 胶片速度 | 底片感光度 | 胶片感光度
• 2. film speed indicator: 胶片感光度指示圈
• 3. film speed scale: 胶片感光度等级

更多释义

• 1.Press the updown buttons to set the desired film speed.
  按压向上向下按钮调至所需的胶卷速度。
  dict.yoduao.com
• 2.You also need to set the proper film speed and aperture. This will all depend on location of the storm.
  你还需要根据风暴的位置远近设置好适度的快门速度和光圈值。
  dict.yoduao.com
• 3.Non-DX films must BE set manually. If not, the film will BE set to the default 100 film speed setting.
  非dx胶卷必须手动设置，否则就即将被设置在100胶卷速度。
  dict.yoduao.com

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