| 释义 |
cosmic ray
cosmic rayn. A very rapidly moving particle of extraterrestrial origin, especially one that collides with the earth's atmosphere. Cosmic rays are mainly protons and alpha particles but sometimes are other light atomic nuclei and high-energy electrons.cos′mic ray′
n. a radiation of high penetrating power originating in outer space and consisting partly of high-energy atomic nuclei. Thesaurus| Noun | 1. | cosmic ray - highly penetrating ionizing radiation of extraterrestrial origin; consisting chiefly of protons and alpha particles; collision with atmospheric particles results in rays and particles of many kindsionizing radiation - high-energy radiation capable of producing ionization in substances through which it passescosmic radiation - radiation coming from outside the solar system |
EncyclopediaSeec/rcosmic ray
Words related to cosmic raynoun highly penetrating ionizing radiation of extraterrestrial originRelated Words- ionizing radiation
- cosmic radiation
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