dietary sources

• 膳食来源

dietary sources的用法和样例：

例句

1. Because of their size and consistency, these particles can serve as a source of supplemental dietary iron for babies as they are even distributed in cereal.
   这些颗粒可以作为婴儿补充铁的膳食来源，因为它的大小和黏度适中，甚至可以加入谷类食物中。