lum·ba·go /ˌlʌmˈbe(ˌ)go/
  腰痛
  lum·ba·go /ˌləmˈbe(ˌ)go/ 名詞
  腰痛
  Lum·ba·go n.  Med. A rheumatic pain in the loins and the small of the back.
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  lumbago
       n : backache affecting the lumbar region or lower back; can be
           caused by muscle strain or arthritis or vascular
           insufficiency or a ruptured intervertebral disc [syn: lumbar
           pain]