A measure of the ability of a communication system to convey information by means of speech. Intelligibility is expressed as the percentage of simple ideas correctly received over the system. 通信系统借助语音来传递信息的能力的一种度量。可懂度表示为通过该系统可准确接收简单概念(即信息内容)的百分比。
Incredibly, no one had ever thought of such a simple idea before. 真是难以相信,这样简单的主意竟没有人想到过。