数码单反相机背面
/ˈdɪdʒɪtəl ˈɹiːflɛks ˈkamɹə/
n
English: digital reflex camera: camera back · 数码单反相机背面
释义：Reflex camera that contains a sensor and a microprocessor rather than film; they record and store images in digital form on a memory card.