interrupteur de mise au point automatique
/vwajˈɑ̃ də- ʁepˈɔ̃s otomatˈik/
n
English: autofocus on-off switch · 自动对焦开关
Sens：Device that starts and stops the mechanism automatically controlling the sharpness of the image.
English: autofocus on-off switch · 自动对焦开关