宇宙线宇宙線

yǔ zhòu xiàn

释义

cosmic ray

在应用里学习 → 按笔顺书写

汉字

宇yǔbuilding, house, room, structure; space, the universe宀于宙zhòuspace, time, space-time宀由线xiànline, thread, wire; clue, trail纟戋