1)TTL(Through The Lens),通过镜头、镜后2)Through-the-lens Control,通过镜头控制3)over-the-shoulder shot,过肩镜头4)through the lens(TTL),通过镜头进行测光5)track(ing) back,后退摄影，拉镜头6)Lens,镜头、透镜
用法和例句
The thought of Through-the-lens Control (TTLC) improves the efficiency and interactivity of 3D scene design largely, by allowing users to operate the projections of objects directly in order to set the components in 3D scene.