How mud boosts your immune system-1

被引：0

作者：

周越

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来源：

数理天地(高中版) | 2022年 / 21期

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中图分类号：

G634.41 []; G634.91 [];

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摘要：

<正>(TobeContinued) "Don't get dirty! " was once a constant family refrain, as parents despairingly watched their children spoil their best clothes. Whether they were running through farmers' fields, climbing trees or catching tadpoles, it was inevitable that children's whites would turn brown before the day was over.

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页码：97 / 98

页数：2