horse marrow fat

例句：

1. 1. The horse was given a specialdiet to improve its health.
   为了改善马匹的健康，给它提供了特殊的饮食。
2. 2. The horse's marrow fat is rich in nutrientsthat are essential for its growth and development.
   马的骨髓脂肪富含对马匹生长和发育至关重要的营养物质。
3. 3. Thehorse's marrow fatcan be used as a sourceof energy for the horse'sbody.
   马的骨髓脂肪可以作为马匹身体的能源来源。