With chronic pain, the problem is compounded, since in most cases there's no proximate cause or injury to treat.

慢性疼痛的原因是复杂的，因为在大多数情况下没有可针对进行治疗的直接原因。

youdao

With chronic pain, the problem is compounded, since in most cases there's no proximate cause or injury to treat.

慢性疼痛的原因是复杂的，因为在大多数情况下没有可针对进行治疗的直接原因。

youdao