refletcion high-energy electron diffraction

例句：

1. 1. The light from the sun reflects off the water surface.
   阳光从水面反射。
2. 2.The teacher asked the students to reflect on their mistakes.
   老师要求学生们反思自己的错误。
3. 3.The scientist conducted a series of experiments to investigate the phenomenon of reflection.
   科学家进行了一系列的实验来研究反射现象。