And it searches much further for the unvoiced frame according to the ZCR(zero crossing rate),which is differ from unvoiced frame to background frame.是什么意思_And it searches much further for the unvoiced frame according to the ZCR(zero crossing rate),which is differ from unvoiced frame to background frame.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句