折叠光路连续变焦透镜的英文

folded path zoom lens

• 折叠:    fold; cuttle; alia ...
• 光路:    light path
• 连续:    6年未出事故. There have ...
• 变:    become different; ...
• 焦:    burnt; scorched; c ...
• 透镜:    lens; optical lens