lumina ['lu:mɪnə]

例句:

• The histology shows a dermal proliferation of small, irregular branching capillaries and venules with inconspicuous lumina.
  组织学显示真皮内小 、 不规则分支状毛细血管和小静脉的增生,伴不明显的血管腔隙.
  
• The tumor cells often have intracytoplasmic vacuoles representing small vascular lumina, and which may resemble mucin.
  肿瘤细胞常常含有浆内空泡,此空泡表示小的血管腔, 似粘蛋白.