combination grain

例句：

1. 1. The combination grain isa popular choice for breakfast cereals.
   混合谷物是早餐谷物的热门选择。
2. 2. Thistype of grain is often used in bakingdue to its high protein content.
   这种谷物因其高蛋白质含量而常用于烘焙。
3. 3.Combination grains are often moreexpensive than their single-grain counterparts.
   组合谷物通常比它们的单一谷物同类产品更贵。