line of sight meaning in English
1.视线，瞄准线〔也叫 line of vision〕。
2.【无、电视】视线〔发射天线至地平线之间的直线距离〕。
Examples
- The line of sight must be approximately perpendicular to the horizontal axis .
视线必须近似地垂直于水平轴。 - Motion across the line of sight can be followed by direct observation .
与视线垂直的运动可以通过直接观测得到。 - Motion of a star across the line of sight causes no change in its spectrum .
恒星横越视线方向的运动，在它的光谱中不会引起什么变化。 - But during an eclipse, stars whose line of sight lies near the sun can be photographed .
但在日蚀的时候，那些在我们的视线看来处在太阳附近的恒星，却可以用照相方法摄下来。 - Excuse me , you warding line of sight for me
请借光，你挡着我就看不见了。