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单词 cosmic ray
释义

cosmic ray in American English

noun
Physics
a radiation of high penetrating power that originates in outer space and consists partly of high-energy atomic nuclei
Word origin
[1920–25, Amer.]

Examples of 'cosmic ray' in a sentence
cosmic ray

The experiment will provide data to the students and to the world on cosmic ray bombardments.Galbraith's pioneering work helped to establish cosmic-ray physics as a field of considerable international importance.Lovell's early research involved cosmic rays, the nuclei of atoms which hurtle through space.He hoped to learn about high-energy cosmic rays.Instead, lightning may get an added kick from cosmic rays coming from space.The interactions of cosmic rays with molecules in the air produce showers of particles.It is also not clear how much cosmic rays are involved in making clouds.
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更新时间:2024/11/11 19:11:36