From VOA Learning English, this is the Health and Lifestyle Report. In the not-so distant past, most people thought that when a woman reached her 40s it was too late for her to have children. The time on her biological clock had run out. ________________________________来自VOA慢速英语,这是健康和生活方式的报告.在不太遥远的过去,大多数人认为当一个女人到了她40岁的时候再生孩子已经太晚了.她已经把生物钟的时间用完了.________________________________