短語(yǔ)詞組短語(yǔ)lone pair electron 孤對(duì)電子;孤電子對(duì);未共電子對(duì);電子對(duì)lone paired electron 孤對(duì)電子lone electron pair 未共電子對(duì);孤電子對(duì);孤對(duì)電子;繙譯lone electron pairs 電子對(duì) 返回 lone electron