理论脱离实际 meaning in English

discrepancy between theory and practice

The theorists do not bother to study the teaching practice , and those existing ones have their own disadvantages of the theory being separated from practice , lacking whole planning and research depth and great gap of viewpoints
理论工作者不屑研究教育实习，少有的研究也存在理论脱离实际、没有整体规划、缺乏探究深度、观点差异大的弊端。
At present such problems lie in the education reform of accounting major in colleges and universities as relatively narrow division of courses , the lack of uniqueness in curriculum , overlapping content of teaching materials and too much theory teaching divorced from reality
摘要目前高校本科会计教育中存在以下问题：专业设置较细；专业课程设置缺乏独特性；教材内容交叉重复；理论脱离实际。