nodi lymphnodes

例句：

1. 1. The doctor examined the nodi lymphnodes in his patient's arm.
   医生检查了病人手臂上的淋巴结。
2. 2. Lymph nodes are important for fighting infections.
   淋巴结对于抵抗感染非常重要。
3. 3. The lymph nodes are responsible for filtering out foreign substances from the bloodstream.
   淋巴结负责过滤血液中的外来物质。