tape-recorded speech

What follows is our tape-recorded speech from Shanghai.

下面请听我们发自上海的录音报道.

Conventional multi channel speech communication recording systems consist of analog or digital tape recorder with large size and costs.

传统的多通道通信记录设备是由模拟磁带机或数字磁带机构成，设备庞大复杂，价格高昂。

Take a tape recorder and record a conversation with a friend or a speech or monologue as you do it naturally!

用录音机录下你与朋友的对话，或录下你自己的落落大方的演讲或独白。

Play the video tape of lesson 3 up to the third signpost ( Salvation in Covenant) as participants take notes on outlines. She noted down the main points of the speech.

播放录像直到第三个路标（约中的救恩），让听课人记下要点。她把演说的要点记了下来。

a tape recording of spontaneous speech

一段自然讲话的磁带录音

If the key were truly 'random', or without any discernible pattern, such a speech cipher system would be as secure as the Vernam one-time cipher for telegraph tape, and on exactly the same argument.

只要密钥是随机的，或者说没有能被识别的规律，那么这套语音加密系统就会像维尔南一次性密码一样安全。