Researchers believed that girls with precociouspuberty maybe caused by hormone secretion destroyed by some chemicals from living environment. However, the current suspect has not been confirmed.

　　研究人员认为，女童性早熟可能由于饮食及生活环境中一些化学物质破坏了荷尔蒙分泌造成的，不过目前这一置疑还没有得到证实。

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