静脉的用英语怎么说？

静脉的

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.
• Histamine causes vasoconstriction and increased permeability of small venules. 组织胺能引起血管收缩,并增强小静脉的透性.