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りゅうしせん
Meanings
Noun
Physics
1. particle beam
Alt. forms
粒
りゅう
子
し
線
せん
りゅうしせん
Pitch accent
りゅ
うしせん
Composed of
りゅうし
particle; grain
せん
line; stripe; line (e.g. telephone line); wire; ray (e.g. X-ray); beam; line (e.g. of a railroad)