学习障碍 (ＬＤ)为一教育学概念 ,其中心是指脑精细机能障碍及识字障碍。在医学上 ,学习障碍则特指读、写、算等特异性功能障碍。 1 999年日本文部省将其定义为“学习障碍不是指全部基本智力发育的迟缓 ,而是特指在听、说、读、写、算以及推理能力中 ,因对某些特定内容的学习和 Learning Disabilities (LD) is a pedagogical concept whose center refers to fine brain dysfunction and literacy disorders. In medicine, learning disabilities specifically refers to reading, writing, counting and other specific dysfunction. In 1999, Japan’s Ministry of Education and Culture defined it as "learning disabilities do not mean all the basic mental retardation, but especially in listening, speaking, reading, writing, counting and reasoning ability, because of the specific content of learning and