大千世界: 蠕虫被送往外太空

Worms seem like strange animals to send to the International Space Station. It's not like astronauts are going to take time off to go fishing and need to bait their hooks. So why send worms? Believe it or not, scientists are using a microscopic worm,

VOA慢速英语2011--Doctors Lack Many Ways to Treat Radiatio

This is the VOA Special English Health Report. Countries across Asia and beyond are reporting small amounts of radiation from the disabled nuclear reactors in Japan. But officials say these levels are not a threat to public health. On Tuesday, Chines

2009-02-07&2009-02-09 脉搏快有问题？

So how is it, doc? It goes alright? Good. OK. I have my pulse checked coz Jim from Texas says his pulse is fast, really fast and he'd like to know if he should worry about it. Is a fast pulse an indication of anything specific? Well, you'd know the n

英语歌曲:The Star Spangland Banner

一片通英语听力 6-6:电子商务-购物-国际网络

E-Commerce-Shopping-Internet 电子商务-购物-国际网络 Online shopping has become very convenient in recent years.Most big name companies have wed sites offering information on their products and online stores allowing shoppers to purchase the

公众人物毕业演讲 第68期:金墉美国东北大学(7)

Baumeister and his colleagues 鲍迈斯特和他的同事们 have shown that taking certain actions to improve willpower 已经证明 采取某些行动来提高意志力 is the surest way to a more successful life 是实现更成功的人生的最可靠

英语听力文摘 English Digest 636 地心引力为何对我们有好处

Why Is Gravity Good For Us? When astronauts return from long missions in space, their exit from the spacecraft is usually hidden from public view. This is because after several months in weightless conditions, things we usually take for granted, such

超级简单英语阅读:No Energy

Carol felt tired. She felt tired all the time. She didnt use to feel tired. She used to have a lot of energy. Why was she so tired all the time? You should eat more sugar, her friend told her. Sugar will give you energy. But Carol didnt want to eat m

我国自主研发现实版"钢铁侠" 首款外骨骼机器人问世

The first robot exoskeleton in China, named AIDER, has been officially unveiled in Chengdu, Sichuan province, making China the fourth country in the world to develop the cutting-edge technology. 中国首个名为AIDER的外骨骼机器人日前在四川

Health Experts Detail Radiation Symptoms

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation（放射） exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

VOA慢速英语2013 Lifelong Bilingualism Gives Seniors Mental Edge

Lifelong Bilingualism Gives Seniors Mental Edge From VOA Learning English, this is the Health Report in Special English. A new study adds to evidence suggesting that being bilingual is good for the brain. In the study, older adults who have spoken tw

VOA慢速英语2011--Fukushima Children Tested for Thyroid Cancer Risk

Health Report - Fukushima Children Tested for Thyroid Cancer Risk This is the VOA Special English Health Report. This week, Japanese doctors began examining three hundred sixty thousand children in Fukushima Prefecture. The goal is to learn the exten

VOA标准英语2013--Study: Bilingual Seniors Have Mental Edge

Study: Bilingual Seniors Have Mental Edge Previous studies have shown bilingualism seems to favor the development of heightened mental skills. The new research, published in Neuroscience, provides evidence of that cognitive advantage among older, bil

VOA标准英语2011--MRI Sees Brain Atrophy Years Before Alzh

MRI Sees Brain Atrophy Years Before Alzheimer's Symptoms Memory loss and mental confusion are the first overt signs of Alzheimer's Disease, an incurable and fatal brain ailment. But scientists are starting to find evidence of the disease long before

Japan's Nuclear Crisis Stokes Fears of Radiation Exposure

Japan raised the severity of the Fukushima nuclear crisis from four to five on a seven-point scale of international nuclear events. Fears of radiation exposure has caused a run on salt products all across the region, including in China, where shopper

2007年VOA标准英语-Iodine Deficiency Causing Health Problems in Gu

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

美国国家公共电台 NPR Don't Screen For Thyroid Cancer, Task Force Says

ROBERT SIEGEL, HOST: Screening healthy people to look for thyroid cancer does more harm than good. That's the word from doctors on a federal health advisory committee. NPR's Richard Harris has the story. RICHARD HARRIS, BYLINE: More and more people a

GRE重点单词语境记忆(3)

导言：各位亲爱的同学，看到surly和comely是否很熟悉呢?想不想知道这俩看着很熟悉的单词是什么意思呢?那就快点往下看吧!GRE单词语境记忆，让记忆单词快速准确! Bawdy淫秽的 The Bard was sometime

咖啡与甲状腺药物同时服用产生的问题

Around the world, many people start their day with a cup of coffee, a cappuccino, or an espresso. At the same time, there are many people with various thyroid conditions who rely on synthetic thyroid hormone replacement medication like levothyroxine

英文摇滚歌曲：The Offspring - Stuff Is Messed Up

now i don't know when it's hard to explain but it seems like things are kind of insane because the world is crying but nobody's listening so please leave a message on my cellphone i see bullets getting better biblical weather and the guy on tv is, li