正负电子 Traditional 正負電子 zhèng fù diàn zǐ 🔊 positrons and electrons + Keep this word Meanings zhèng fù diàn zǐ 正負電子 positrons and electrons Its characters 正zhèngstraightHSK 2负fùto bearHSK 7–9电diànlightningHSK 3子zǐsonHSK 3