positive charge[英][ˈpɔzitiv tʃɑ:dʒ][美][ˈpɑzɪtɪv tʃɑrdʒ]n.正电荷,阳电荷; 例句:1.A lone pair next to a positive charge.紧邻正电荷的未共用电子对.2.For ex...