two-point focus setting

例句：

1. 1. The camera has a two-point focus that allows for close-up shots.
   相机具有两点聚焦功能，可以拍摄特写镜头。
2. 2. In photography, the two-point focus is used to help balance the image.
   在摄影中，两点聚焦用于帮助平衡图像。
3. 3. The engineer set up the two-point focus to ensure precision in measurements.
   工程师设置了两点聚焦以确保测量的精确性。