Digestion-这本书不错哟,强烈推荐!


Digestion

作者 (Author) Green, Jen
等级 (MML) MM LEVEL: 7.5
年级 (IL) Medium Grades (MG 4-8)
字数 (Words) 5535
类型 (Fiction) Non-Fiction
书号 (ISBN) 9781596040571
系列 (Series) Your Body and Health;
This book presents a short study of the digestive system and how it breaks down food for all parts of the body, and describes the parts of the digestive system and how it helps the body grow, maintain, and repair itself.

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