我们为什么会生病?为什么要打预防针?身体里的免疫细胞可以起到什么作用?本书用浅显易懂的方式,解释了疾病的形成和自身免疫系统的作用。
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Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2019-02-01 Publisher: Petroleum Industry Press This book is a picture book for children.?Each book tells a story. and the story specifically addresses a specific growth problem of the child. such as whether he went to bed on time. whether he was delayed. whether he obeyed the traffic rules. and so on.?Through these vivid and interesting stories. solve the problem concretely.?Make the growth of children safer and smarter. Seller Inventory # NS009819