venous insufficiency的用法和样例：
例句
- This article gives an overview about the relationship between vascular remodeling of chronic venous insufficiency and matrix metalloproteinase.
文章对慢性静脉功能不全血管重塑和基质金属蛋白酶的关系进行综述。 - The insufficiency of perforating veins is the main cause resulting in the recurrence of varicose veins after varicotomy in lower extremities.
交通静脉功能不全是导致下肢静脉曲张术后复发的主要原因。
