Someone was standing in my line of vision so I couldn't see the screen.有人挡住了我的视线，所以我看不到屏幕。The pole was right in my line of vision. 那根杆正好在我的视线内。Any crack in a car windscreen always seems to be right in the driver's line of vision.挡风玻璃的任何裂缝看起来总在司机的视线范围内。