annihilation of electron pair电子: electron对: answer; reply湮没: fall into oblivion; be negle ...正负电子对湮没: pair-annihilation对湮没: pair annihilation; pairannihilation下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:电子对湮没，即可在微信中查询翻译
