granular cell

例句：

1. 1. The granular cell tumors are often found in the brain.
   颗粒细胞肿瘤通常在大脑中发现。
2. 2. The granular cell layer is responsible for filtering out impurities from the bloodstream.
   颗粒细胞层负责过滤血液中的杂质。
3. 3.The granular cells in the immune system play a crucial role in fighting off infections.
   免疫系统中的颗粒细胞在抵抗感染中起着至关重要的作用。