一辆车并排停在路边另一辆车旁，几乎占据了路的中央。

A car stood double-parked almost in the middle of the road.

《牛津词典》

目的：研究束旁核、中央外侧核在痛觉调制中的作用及机理。

Objective: To study the effect of parafascicular nucleus (PF) and central lateral nucleus (cl) on pain and their mechanisms.

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另选10例旁中央型椎间盘突出症经手术证实者作对照，这10例仅有腰痛及坐骨神经痛，而无鞍区的症状和体征。

The other 10 central lumbar disc herniation cases were chosen as control group with low back pain and sciatic nerve pain but cauda equina symptom.

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