求翻译：演讲表面上是单向的信息传输，实际上是双向或多向的信息互动。在演讲过程中，演讲受众与演讲者无时无刻不在进行着有声或无声的交流是什么意思？

Lecture on the surface is one-way transmission of information is actually two-way interaction or to the information. In his speech, lecture audience and speakers all the time for the exchange of sound or silent

Lecture on the face of it, it is a one-way transmission of information to, in fact, two-way or more information interaction. During his speech, a speech in the audience and speakers are not known to be sound or silent exchange

On the lecture surface is the unidirectional intelligence transmission, in fact is the information interaction which bidirectional or approaches.In the lecture process, lectures the audiences and the orator is constantly not carrying on is having the sound or the silent exchange

Lecture on the surface is a one-way transfer of information, it is bi-directional or multi-directional information interaction. During his speech, lecture audiences and speakers sound or silent every time Exchange

On the surface of speech is the unidirectional information transmission, actually two-way or the information of the multidirection is interdynamic. In speech, speech audiences are carrying on the sound or silent exchange with the lecturer all the time