小型压力传感器

SSS 2008-01-23

This is Scientific Americans' 60-Second Science. I'm Steve Mersky. Got a minute? Its the kind of thing we can look forward to more in the coming years: Personalized drug regimens based on our individual DNA. The example of this new kind of Personaliz

发表于:2018-12-24 / 阅读(56) / 评论(0)

Scientific American(一)月

国家地理:China's Lost Girls 被抛弃的女孩 -3

My real biological mother left me in a basket with me and my sister saying that we were twins and she waited to make sure that we were safe and then my mom right now Betsy, she came to get me in China to adopt me and she took me back to America as, a

发表于:2018-12-30 / 阅读(36) / 评论(0)

国家地理2007年

行如其人

行如其人It was a sunny Saturday afternoon in Oklahoma City. My friend and proud father Bobby Lewis was taking his two little boys to play miniature golf. He walked up to the fellow at the ticket counter and said, How much is it to get in?这是奥克

发表于:2019-01-08 / 阅读(38) / 评论(0)

实用英语

2006年VOA标准英语-Stroke Prevention Tips

By Carol Pearson Washington, DC 06 July 2006 watch Stroke Prevention report People with diabetes, sickle cell anemia, or sleep apnea are at risk for having a stroke. The American Stroke Council has some guidelines that can help prevent stroke. -----

发表于:2019-01-30 / 阅读(83) / 评论(0)

2006年VOA标准英语（七月）

VOA常速英语2008年-Lowering Blood Pressure, Cholesterol May Help D

By Carol Pearson Washington 09 April 2008 Diabetics have a greater than average chance of having a heart attack or stroke. But new research indicates that lowering blood pressure and cholesterol below recommended guidelines seems to reduce these risk

发表于:2019-02-03 / 阅读(34) / 评论(0)

VOA常速英语2008年（四月）

英语美文：The Little Red Wagon

My friend Gayle has been living with cancer for four years and it is proGREssively getting worse. During a conversation with another friend, Gayle expressed that one of her childhood wishes was to have a red Radio Flyer wagon. As a child she never re

发表于:2019-02-12 / 阅读(55) / 评论(0)

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artificial heart system