From VOA Learning English, this is the Health Lifestyle report. Our brains are protected by our skull. But that is not the only protection it has. A natural barrier around our brains prevents germs and other damaging substances in the blood from ente

发表于:2018-12-08 / 阅读(66) / 评论(0) 分类 2018年VOA慢速英语(八)月

Individuals' Blood Glucose Levels after Meals May Be Predictable预测血糖 High blood sugar levels are a risk factor for type 2 diabetes. Doctors today have only general dietary recommendations for how to control those levels, because theres no rea

发表于:2018-12-24 / 阅读(51) / 评论(0) 分类 2017年Scientific American(四)月

Millions of people are alive today because they received the blood given by another person. June 14 is World Blood Donor Day. This is the day on which we can say thank you to those who give blood. Every country raises awareness of the importance of g

发表于:2018-12-29 / 阅读(63) / 评论(0) 分类 英语课程学习计划和讲义

A: My doctor says that I need a blood test. B: I can help you with that. Just have a seat and roll up your left sleeve. A: What are you taking my blood for? B: Your doctor has requested a check of your white blood count. A: What information does that

发表于:2019-01-15 / 阅读(62) / 评论(0) 分类 英语情景对话-健康

We all make resolutions every year to keep fit whether we have diabetes or not. The difference is that as people with diabetes, we need to keep fit, and we know that even if we don't do anything about it. One only has to read the medical abstracts an

发表于:2019-02-03 / 阅读(75) / 评论(0) 分类 实用英语

Science and technology 科学技术 Surviving strokes 挺过中风 Living on 继续活着 Why some cells survive strokes while others don't 为什么有些细胞能幸免于中风,而另一些则不能 WHEN dealing with a strokea loss of blood supp

发表于:2019-02-18 / 阅读(46) / 评论(0) 分类 经济学人科技系列