corm

例句：

1. 1. The corm of the plant is used for food and medicine.
   这种植物的块茎被用于食物和医药。
2. 2. The farmer carefully dug up the corm to check its health.
   农民小心翼翼地挖出块茎来检查它的健康状况。
3. 3. The corm of the plant is rich in nutrients that are beneficial for human health.
   这种植物的块茎富含对人类健康有益的营养物质。