microvessel

例句：

1. 1.The microvessel network in the brain is essential for cognitive function.
   大脑中的微血管网络对于认知功能至关重要。
2. 2. Microvessel density is a key indicator of vascular health.
   微血管密度是衡量血管健康的关键指标。
3. 3. Inflammation can damage microvessels, leading to tissue damage and scarring.
   炎症可以损害微血管，导致组织损伤和瘢痕形成。