Onelio奥内略onen.一；一个；一体adj.一个的；某一个的；唯一的；同一的pron.任何人；某人one hundred and fourteen(=114) 一百一十四one-phase ground fault单相接地one carbon atom compound碳-化合物one thousand and seventy(=1070) 一千零七十one too much for someone比某人强one-generation hybrids杂种1代one-way flow of energy单向能(量)流One-way or return?one-way traffic system单向交通系统one by one searching row按行搜索

1. One of the obvious characteristics of public communication is strong unidirectivity and weak feedback mechanism.
   摘要大众传播的显著特点之一是单向性强，反馈机制弱。