宇宙射线宇宙射線

yǔ zhòu shè xiàn

Meaning

cosmic ray

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Characters

宇yǔbuilding, house, room, structure; space, the universe宀于宙zhòuspace, time, space-time宀由射shèto shoot, to eject, to emit身寸线xiànline, thread, wire; clue, trail纟戋