Section (A)Iron and the Effects of Exercise Sports medicine experts have observed for years that endurance athletes, particularly females,frequently have iron deficiencies. Now a new study by a team of Purdue University researcherssuggests that even

发表于:2018-12-04 / 阅读(26) / 评论(0) 分类 新视野大学英语读写教程(3)

SCIENCE IN THE NEWS - Reforms at NIH / Tobacco Smoke a Danger to Children / A New Way to Add Iron to the Diet By Cynthia Kirk and Jill Moss Broadcast: Tuesday, February 15, 2005 VOICE ONE: This is SCI

发表于:2018-12-07 / 阅读(56) / 评论(0) 分类 科技之光

SCIENCE IN THE NEWS - How Babies Learn, When, and Even In What Position From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im June Simms. And Im Christopher Cruise. Today, we examine recent findings about how intelligence deve

发表于:2019-01-12 / 阅读(59) / 评论(0) 分类 2013年VOA慢速英语(一)月

From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im June Simms. And Im Christopher Cruise. Today, we examine recent findings about how intelligence develops in babies. We look at when and how babies learn, and the importance

发表于:2019-01-24 / 阅读(41) / 评论(0) 分类 英语语言学习

DEVELOPMENT REPORT - Iron Sprinkles Seen as a Way to Aid Children's Health in Developing Countries By Cynthia Kirk Broadcast: Monday, June 06, 2005 I'm Gwen Outen with the VOA Special English Developm

发表于:2019-01-30 / 阅读(45) / 评论(0) 分类 农业与发展

The last time I went to the doctor for a checkup, she told me that I needed to start taking some dietary supplements that had the vitamins and minerals that my body needed to stay healthy. I told her that I ate a balanced diet, but she said that many

发表于:2019-02-04 / 阅读(27) / 评论(0) 分类 地道美语播客