The human ear can perceive sound ranging in frequency from a low of 20 to a high of 20,000 cycles or vibrations per second.
人耳可以感知的声音频率范围从低至 20 到高至每秒 20,000 次或振动。
单词 | sound ranging |
例句 |
原声例句
切达科学解读 The human ear can perceive sound ranging in frequency from a low of 20 to a high of 20,000 cycles or vibrations per second. 人耳可以感知的声音频率范围从低至 20 到高至每秒 20,000 次或振动。 |
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