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lens release button /ˈlɛnz ɹɪlˈiːs ˈbʌtən/ n

中文：镜头释放按钮

中文 · 镜头释放按钮Español · botón de desbloqueo del objetivoFrançais · déverrouillage de l’objectif
Meaning：Button for removing the lens from the camera body.
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Found in these illustrated scenes（1）

SLR camera front

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