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60秒科学:Running Shoes Jog Joints

Running Shoes Jog Joints In a study in the Journal of Injury, Function and Rehabilitation, researchers found that running shoes protected the feet, but at the expense of hips, knees and ankles. Molly Webster reports Your feet may love running shoes.

发表于:2019-01-02 / 阅读(108) / 评论(0)

60秒科学

VOA标准英语2010年-Regrowing Worn Joints Using Patient St

Various stages of cartilage growth on scaffold. The final image on the right shows naturally forming cartilage for comparison. These replacement joints can be made of combinations of metal alloys, plastic and ceramic, but new research shows that it m

发表于:2019-01-13 / 阅读(58) / 评论(0)

VOA标准英语2010年(八)月

VOA标准英语2011--Osteoporosis Drug Might Repair Joints Da

Osteoporosis Drug Might Repair Joints Damaged by Arthritis A medication that builds bone mass in patients with osteoporosis might actually help repair damaged joints and could be used to treat people suffering from arthritis, according to University

发表于:2019-01-13 / 阅读(45) / 评论(0)

VOA标准英语2011年(九月)

VOA常速英语2014--Active MRI Shows How Joints Work 活动核磁共振成像显示身体关节如何运作

Active MRI Shows How Joints Work 活动核磁共振成像显示身体关节如何运作 Since its introduction in the 1980s, magnetic resonance imaging machines, commonly known as MRI scanners, have become a highly valuable tool in diagnostic medicin

发表于:2019-01-14 / 阅读(42) / 评论(0)

VOA标准英语2014年(三月)

英语听力：自然百科圣河之旅 The Nile尼罗河—31

The one thing that won't change in the future is Egypt's complete and art dependence on the Nile. So far Egypt has been able to discover all threaten other Nile state to prevent them tapping into the supply of Nile water. Most Egyptians believe it's

发表于:2019-01-16 / 阅读(43) / 评论(0)

自然百科2015年

美国国家公共电台 NPR 6,000-Year-Old Knee Joints Suggest Osteoarthritis Isn't Just Wear And Tear

AILSA CHANG, HOST: When you get up in the morning, do you hear a snap, crackle, pop? We're not talking about cereal here. We are talking about your knees. Well, if you reach for the painkiller before that cup of coffee, you are in good company. There

发表于:2019-01-16 / 阅读(52) / 评论(0)

2017年NPR美国国家公共电台8月

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学英语单词

absolute electrical unit

b-nt2(broadband network termination 2)