... 详细地址请参考，联系地址：204 Willow St，邮编：49910，地址编号：204，街道地址：Willow，地址说明：St。 名称: Richardson Cheryl 地址: 204 Willow St ...
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Cheryl Richardson 理查森 ; 谢丽尔·理查森 ; 谢里尔·理查森
But activities that some schools offer now, like rock climbing walls and skateboarding, can also expand the risks, says Cheryl Richardson.
Cheryl Richardson表示，现在一些学校教的体育活动，像岩石作业和溜冰，也能增加运动的危险性。
But activities that some schools offer now, like rock climbing walls and skateboarding, can also expand the risks, says Cheryl Richardson.
VOA: special.2009.08.06
Cheryl Richardson also points to one of the study's findings that injuries are often the result of contact with a person or a structure.
VOA: special.2009.08.06
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