Other expression · CEFR C1
dual-focus lenses
other_expression
双焦点镜片；一种包含远用和近用两个焦点区域的光学镜片
- 1.
eyeglasses with two different optical powers, one for close work and one for distance, equivalent to bifocals
双焦点镜片；一种包含远用和近用两个焦点区域的光学镜片
双焦点镜片；一种包含远用和近用两个焦点区域的光学镜片
In use
Many older adults find dual-focus lenses convenient for reading and driving.
Dictionary facts from AI_SUPPLEMENT.