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 kinds
cosmic rayとは意味:cosmic ray 宇宙線 うちゅうせん cosmic ray meaning: Noun: cosmic ray kózmik rey Highly penetrating ionizing radiation of extraterrestrial origin; consisting chiefly of protons and alpha particles; collision with atmospheric particle...cosmic ray artinya:sinar kosmikcosmic ray 뜻:우주선 (물리)cosmic ray перевод:космические лучи