基本解释n.羅恩(男子名)abbr.(石油)研究法辛烷值(=Research Octane Number)同根派生 RON相关词英汉例句用作名詞 (n.)Ron kept the bad news to himself.羅恩沒把壞消息告訴別人。Ron's set was very old and battered.羅恩的那副棋已經很舊了，破破爛爛的。RON更多例句