钥匙指纹key fingerprint英 [kiː ˈfɪŋɡəprɪnt]美 [kiː ˈfɪŋɡərprɪnt]跟读网络密钥的指纹;密钥指纹来源于网络例句以下例句来源于网络,仅供参考1.Real-time has always been the main criterion for embedded fingerprint identification system developing. How to process the fingerprint image fast and accurately is the key to fingerprint identification system. 实时性一直是嵌入式指纹识别系统开发的主要衡量标准,如何对指纹图像进行快速、准确处理是指纹识别系统的关键所在。