Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/e0616eb4f0923e309d016585d4cfe66f.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 sound spectrograph英英字典_sound spectrograph剑桥英语解释_sound spectrograph柯林斯英文解释_按摩法牛津词典
1. N an electronic instrument that produces a record (sound spectrogram) of the way in which the frequencies and intensities of the components of a sound, such as a spoken word, vary with time 声谱仪