listener echo loudness rating 收话人回音响度额定值
Listener echo in telephone networks 电话网中的受话回声
signal to listener echo ratio 信号与信号返回波比
LELR Listener Echo Loudness Rating 收话人回音响度额定值
The sound heard by a listener when holding a seashell to his ear does not come from the shell itself. It is the echo of the blood pulsing in the listener's own ear.
将一只贝壳贴近耳朵，这时听到的声音不是贝壳本身发出的，而是听者自己耳朵中血流脉搏的回声。
Even spaced rhythms pulse and echo in intriguing patterns as lead lines, bold and expressive, seem to speak directly to the listener.
即便节奏脉冲间隔和回声在作为牵头行，大胆和有趣的方式表达，似乎直接向听众发言。
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