音标: 英 ['ɔ:diә,^ræm]
1. To keep everyone honest, they use auditory spectral masking white noise audiograms at frequencies you can't hear, but recording devices pick up.
为了让大家老实 他们使用听觉频谱限制 就是你听不到 但能被录音设备录下的 白噪音
