Radiation therapy uses high-energy radiation to kill cells.

反射治疗用高能量射线杀死细胞。

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So is the time lag due to the high-energy radiation travelling slower through space?

到达望远镜的时间所以滞后是由于高能量的辐射在空间中穿行得比较慢吗？

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When a massive star ends its life, it does so with a bang: a supernova, which sends death sleeting across space in the form of high-energy radiation.

大质量恒星结束生命时，会产生精彩的结果——超新星。超新星会以高能量辐射的形式将致命的碎屑撒遍太空。

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He used various forms of high-energy radiation in order to make the droplets bear a charge.

他使用很多形式的高能辐射,为了就是使这些液滴带电。

麻省理工公开课 - 固态化学导论课程节选

These intensely bright but fleeting flashes of very high-energy radiation signal some of the Universe's most violent happenings.

BBC: Observatory detects record burst

This instrument monitors high-energy radiation considered to be a health risk to astronauts and a factor in whether microbes could survive on Mars' surface.

ENGADGET: Curiosity rover finds radiation levels on Mars are safe for humans

Its Burst Alert Telescope is set up to catch the intense but fleeting flash of very high-energy gamma radiation that initially signals a GRB event.

BBC: Observatory detects record burst