[00:06.79]Jane works at the Center for Disease Control and prevention [00:12.12]as a disease detective. [00:15.46]Listen to the tape and answer the questions. [00:19.91]The Diseases detective. [00:23.46]Jane is one of the experts at the Center for Di

发表于:2018-12-13 / 阅读(155) / 评论(0) 分类 人教全日制普通高中英语(必修)高二

This is Scientific Americans Sixty-second Science. Im Cynthia Graber. This will just take a minute. Poor old spleen, it never got the recognition it deserved. Until now. Scientists had known that the spleen is part of our immune systems. But it was c

发表于:2018-12-24 / 阅读(42) / 评论(0) 分类 Scientific American(八)月

By Kari Barber Dakar 06 July 2007 After years of turmoil and economic hardship, the small West African nation of Guinea Bissau is facing a health challenge caused by the absence of iodine in the nation's diet. In countries where iodine is not already

发表于:2019-01-16 / 阅读(88) / 评论(0) 分类 2007年VOA标准英语(七月)

HEALTH REPORT – World Tuberculosis Day, 2005 By Cynthia Kirk Broadcast: Wednesday, March 23, 2005 Thursday is World Tuberculosis Day. It is recognized on March twenty-fourth each year to raise aware

发表于:2019-01-30 / 阅读(114) / 评论(0) 分类 健康与经济

各种常见疾病的表达法 头痛headache 感冒cold 咳嗽cough 肺炎pneumonia 肝炎hepatitis 脑膜炎brain fever/meningitis 膀胱炎cystitis 急性胃炎acute gastritis 胃炎gastritis 气管炎trachitis 支气管炎bronchitis 阑尾炎 appendicitis 胃肠炎gastroenteritis 乳腺炎mast

发表于:2019-02-06 / 阅读(37) / 评论(0) 分类 英文语法词汇

八种食物 你的胃伤不起 从理论上讲,人们应该可以消化放到嘴里的任何类型的食物。但是食物处理和加工方式的变化(如油炸)以及生活方式的变化(如久坐不动)意味着我们的胃并不总能很好地

发表于:2019-02-18 / 阅读(99) / 评论(0) 分类 实用英语