基本解释[计算机科学技术]由下而上辨识英汉例句双语例句This paper introduces a recognition system of printed mathematical expressions, which combines the method of "Top-Down" with the way of "Bottom-Up".介绍一种采用“自顶向下”和“自底向上”相结合的印刷体数学公式识别系统。bottom-up recognition更多例句词组短语短语bottom -up phoneme recognition 自底向上音素识别bottom-up recognition更多词组专业释义计算机科学技术由下而上辨识