单词 | 离散性 |
释义 | 〔photon〕The quantum of electromagnetic energy, generally regarded as a discrete particle having zero mass, no electric charge, and an indefinitely long lifetime. See table at subatomic particle 光子,光量子:电磁能的量子,一般认为是有零质量、无电荷和不定长寿命的离散性粒子 参见 subatomic particle |
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