例句 /

Although the prognosis of patients with gingival metastasis is felt to be poor, regional radiotherapy is effective for the palliative purpose to the local metastatic lesion of the advanced disease.

Although the prognosis of patients with gingival metastasis is felt to be poor, regional radiotherapy is effective for the palliative purpose to the local metastatic lesion of the advanced disease.

虽然齿龈转移的预后相当差,但是给予局部放射治疗是对于这严重疾病的远端转移之一种有效的姑息性疗法。