undernourished

例句：

1. 1. The children were undernourished and needed more food.
   孩子们营养不良，需要更多的食物。
2. 2. The elderly are often undernourished due to poor health.
   由于健康状况不佳，老年人往往营养不良。
3. 3. The lack of proper nutrition can lead to undernourished children.
   缺乏适当的营养会导致营养不良的孩子。