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イチジウチュウセン
Meanings
Noun
1. primary cosmic rays
Alt. forms
一いち次じ宇う宙ちゅう線せん
イチジウチュウセン
Pitch accent
イ
チジウチュウセン
Composed of
first; preliminary; primary (sources, industry, etc.); original; linear (function, equation); first-order
cosmic ray