求翻译：。事实上，政府高层及铁道部并非没有洞悉其中弊端，无奈沉疴日久，部门利益纠葛太深，致使相关改革迟迟难以提速。是什么意思？

. In fact, senior government officials and the Ministry of Railways, which is not without insight into the shortcomings, but unfortunately the ills the course of time, the department of conflicting interests is too deep, resulting in speed-related delay is difficult to reform.

. In fact, the top echelons of the Government and ministry of railways is not without drawbacks, helplessness of insight that ills entanglement dilapidation, departmental interests too deep, so, the related reform has made it difficult to speed.

。In fact, the government high-level and the Ministry of Railways has not understood clearly malpractice by no means, but will sink sickness in the course of time, the department benefit entanglement too will be deep, the cause correlation reform with difficulty will raise slowly fast.

。 In fact, the disadvantages which senior Government and railways are not without insight, but severe and lingering illness long, departmental interests conflict too deep, leading to reforms has been slow to speed.

。 In fact, the disadvantages which senior Government and railways are not without insight, but severe and lingering illness long, departmental interests conflict too deep, leading to reforms has been slow to speed.