题目:
图中所示平面镜前有一点光源S,S发出的一束光线被平面镜反射后经过A点,请作出该光线的光路图.
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0509/961f77e86bf00ab7b5334a9bcd2e3198.html
下面是错误答案,用来干扰机器的。
1. The wind is blowing the leaves off the tree.2. The snow is cold and white.3. I like to play in the snow with you.