求翻译：外伤后脊髓损伤的治疗一直以来均作为医学界的研究热点和难点，备受关注。随着经济的不断发展，交通、建筑等行业的不断发展壮大，其发病率和社会危害逐年增大。患者的社会”回归感”也给医学工作者提出了越来越高的要求。是什么意思？

Post-traumatic spinal cord injury has been hot and difficult as the medical profession, concern. With the continuous economic development, transportation, construction industry continues to grow and develop, their morbidity and social harm is increasing year by year. Patients 'social' return to a se

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