你要把焦点设为无穷远，对准远处一处固定物对焦。

You need to set your focus to infinity. Try focusing on a stable object in the distance.

youdao

你要把焦点设为无穷远，对准远处一处固定物对焦。

You need to set your focus to infinity. Try focusing on a stable object in the distance.

youdao