?级联伽马射线
... cascade fold 滑落褶皱 cascade gamma rays 级联伽马射线 cascade heat exchanger 阶式热交换器 ...
When the cosmic rays and gamma rays smash into molecules in the Earth's atmosphere, they set off a cascade of other fast-moving particles.
BBC: Hawc gamma-ray telescope captures its first image
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。