learning machine短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 n.学习记录机 This article was divided into four research aspect. First, we analyse and summarize the general situation, problems and prospects of the learning machine industry in China. 本文从四个方面进行研究：一是对中国学习机行业的概况、现状、面临的问题和发展趋势进行分析和总结； fabiao