The Circulatory System (New True Books: Health)

Christine Taylor-Butler 著

出版社：Children's Press

出版时间：2008-09

ISBN：9780531207307

词汇量：2955

页数：48

类别：

虚构：非虚构

开本：

阅读年龄：

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Did you know that your nerve impulses are 1,000 times SLOWER than your computer? Or that it's normal to fart - as often as 20 times a day? Get the buzz on health and the human body with this fun and fascinating series.

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