sciatica

sciatica
noun
  1. [mass noun]pain affecting the back, hip, and outer side of the leg, caused by compression of a spinal nerve root in the lower back, often owing to degeneration of an intervertebral disc
    坐骨神经痛
语源
  1. late Middle English: from late Latin sciatica (passio) ('affliction) of sciatica', feminine of sciaticus, from Greek iskhiadikos (see sciatic)
英语宝典
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