We present a patient with an unusual paraganglioma of the cauda equina region.This 74year-old male had chronic low back pain for about 20 years.是什么意思_We present a patient with an unusual paraganglioma of the cauda equina region.This 74year-old male had chronic low back pain for about 20 years.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句