基本解釋n.正電子素(電子偶素)同根派生 positronium相關(guān)詞英漢例句用作名詞 (n.)A photomagnetic positronium annihilation model was proposed to explain the experimental facts.提出正電子素光磁湮沒模型以解釋實驗事實。positronium更多例句