shutter speed setting
/ˈʃʌtə ˈspiːd ˈsɛtɪŋ/
n
中文:快门速度设置
中文 · 快门速度设置Español · ajuste de la velocidad del obturadorFrançais · réglage de la vitesse d’obturation
Meaning:Buttons that select the length of time a film is to be exposed to light (exposure time).