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You are a liar & q+ ^7 C0 `0 ^: m2 hYou claimed to be able to hear a tone that contained absolutely no sound! - H7 _' ^4 i8 `$ |6 ]/ T
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The highest pitched ultrasonic mosquito ringtone that I can hear is 22.4kHz
雷达卡
发表于 2009-5-25 21:38:31
发表于 2009-5-26 00:56:58
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