英语语法分析

Vitamin D strengthens the bone and musculoskeletal system.

维生素D可增强骨骼和肌肉骨骼系统。

The off-label USES included headaches, nondiabetic nerve pain and musculoskeletal pain.

核准标示外使用包括头疼，非糖尿病引起的神经痛和肌骨骼疼。

For the next eight years he struggled with suboptimal treatment that left him debilitated from musculoskeletal pain.

在以后的8年里，他一直遭受着不大恰当的治疗，使他的身体因肌肉骨骼疼痛而虚弱不堪。