variable focus lens

例句：

1. 1. Thecamera has a variable focus lens that allowsfor close-up shots.
   这款相机配备了可变焦距镜头，可以拍摄近距离照片。
2. 2. The scientistused a variable focus lens tocapture the changing colors of the sunset.
   科学家使用可变焦距镜头捕捉了日落时分色彩的变化。
3. 3. The photographer wasable to adjust the variable focus lens toget the perfect shot.
   摄影师能够调整可变焦距镜头，拍出了完美的照片。