supplementary budget for expenditures

例句：

1. 1. The teacher provided supplementary materials to help the students understand thematerial better.
   老师提供了额外的材料来帮助学生更好地理解材料。
2. 2. The company has addedseveral new products to its line of supplements.
   该公司已经增加了几个新的产品到其补充品线。
3. 3. The doctor prescribed a supplementary medication for his patient's condition.
   医生为他的病情开了一种补充药物。