英语词汇“positronium”的读音、翻译、释义、用法及例句-高考报名网

词汇	positronium
释义	positronium n.（名词 noun）【理】正电子素（由一对电子和一个正电子组成,寿命很短,在百万分之一秒内便消失,在化学上与氢原子相同）
随便看	essential essential amino acid essential element essential hypertension essentialism essentiality essentialize essentially essential oil essential proposition essentic esse quam videri Essequibo Essex Essie essoin essonite Essonne est. estab. establish established Established Church establishment establishmentarian

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