n. earshot
misc. hearing range ; range of audibility ; auditory sensation area
以下图表显示正常人耳的听觉范围。
The following diagram shows the audible range of a normal human ear.
这些测试测量了对低、中、高频率噪声的听觉范围。
The tests measured range of hearing over low, mid and high noise frequencies.
传统播音系统使用的大型扩音器中的椎体振动较为缓慢，使声音更加适合人类听觉范围。
The cones of larger loudspeakers used in traditional public-address systems vibrate more slowly, making them better suited for sounds in the range of human hearing.
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