单词：high molecular-type surfactant
单词：high molecular-type surfactant 相关文章
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. VOICE TWO: Doctors say people can reduce the risk of some kinds of diabetes by increasing exercise and eating a healthy diet And I'm Bob Doughty. Today, we tell about
VOA慢速英语2007年（十二）月
Education Report - Vietnamese Man Wants a Book Revolution in his Country From VOA Learning English, this is the Education Report in Special English. A Vietnamese man hopes to raise the quality of education in his country by building parent libraries
2012年VOA慢速英语(十二)月
When I was in high school, back in the 1950s, it was very popular for high school students to have gel - a type of gel in their hair. 上世纪50年代，我中学的时候，中学生很喜欢用凝胶，一种发胶。 Maybe one of the more famous
ESL露西的一天
Types of Students in School Cheech: Is this your old yearbook? Boo: Yeah, I found it while cleaning out my closet. Cheech: Look at your picture! You look like you were an honor roll student. Boo: Dont be fooled. I was just an average student, not the
2015年ESL之日常生活
Do I Know You? With computer security threats lurking around every electronic corner it is no wonder that so many online activities, from signing into your e-mail to checking your bank account, requir
英语沙龙2004全年合辑下
By Leta Hong Fincher Washington 29 November 2007 A team of U.S. and British researchers have unveiled a new map of Antarctica that they say will revolutionize research on the frozen continent and contribute to a deeper understanding of climate change
VOA常速英语2007年（十一月）
Vietnamese Man Wants a Book Revolution in his Country From VOA Learning English, this is the Education Report in Special English. A Vietnamese man hopes to raise the quality of education in his country by building parent libraries in rural schools. N
2013年VOA慢速英语(六)月
1. 听的重点是meaning, 而不是every word，得意忘形 2. 注意语言的逻辑性，在听的过程中提炼structure如，当听到以下句子的时候. Many changes are taking place in Americans food styles. Comparatively speaking, we have
英语口译
I dont believe, in all my years, I have ever seen a fruit fly I would consider obese. But, thanks to the wonders of modern science, thats all about to change. Because a team of researchers from Cold Spring Harbor laboratory has produced the first fli
2017年Scientific American(一)月
Unit 20 Substitute with soy. Unit 20 多吃黄豆食物 Soybeans are one of the worlds great high-protein,low-fat foods.Farmers are planting more soybeans every year,while food processors keep developing new ways of mashing,crushing and turning them
减肥瘦身英语口语话题
The United States has partnered with the United Nations Foundation's Girl Up campaign, Intel Corporation, Google, and other partners to lead the third annual Women in Science Girls STEAM Camp, to enable to girls to study the science, technology, engi
VOA标准英语2017年(8月)
Surfers' Helping Hands Impact Beach Communities It's not uncommon for surfers to travel the world chasing the best waves. But what is out of the ordinary is how members of Surf for Life pass the time when they're not out on the water. Instead of kick
VOA标准英语2011年(十一月)
主持人Mike Bond和杨琳带你走进他们幽默搞怪的日常生活，带你边玩边学地道美语！今天两人来到了美国大学橄榄球赛，遇到了Mike的哥们Brandon。他和杨琳难道擦出了火花？ 1.黄牛党: scalper; 2.兄
美语怎么说
JUDY WOODRUFF: Its one of those times of the year when high school juniors aiming for college are getting ready to take the SAT or the ACT, but a large new study is challenging the value of these well-known standardized tests. Researchers looked at 3
PBS访谈教育系列
EDUCATION REPORT - Intel Science Talent Search Winners AnnouncedBy Nancy Steinbach Broadcast: Thursday, March 23, 2006 I'm Steve Ember with the VOA Special English Education Report. An eighteen-year-o
2006年慢速英语（三）月
The discovery of cells in the brain that act as the body's internal global positioning system, which won three scientists the Nobel Prize for medicine on Monday, opens an intriguing new window onto dementia. Since these spatial cells are among the fi
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BEIJING, March 24 (Xinhuanet) -- A new study has found that Actos, a medicine treats onset diabetes, could also reduce the diabetes(糖尿病) risk in people with prediabetes. The study, which was published Wednesday in New England Journal of Medicin
英语新闻
LONDON, Nov. 3 (Xinhua) -- Weight loss surgery could reduce the risk of developing type 2 diabetes by around 80 percent in obese people, according to a new research published Monday in the British medical journal The Lancet Diabetes Endocrinology. Us
英语新闻
RACHEL MARTIN, HOST: Insulin is getting more and more expensive, and that's costing lives. Some people with Type 1 diabetes have died because they couldn't afford the insulin they needed to live. Diabetes activists like Angela Lautner of Elsmere, Ky.
2018年NPR美国国家公共电台12月
How Do You Make A Diet-Coke Float? 你能让无糖可乐浮起来吗？ Heres an at-home experiment you can try. Take a can of classic Coca-Cola and a can of Diet Coke, and without opening either one submerge them in water. A deep sink or a bucket wi
英语听力文摘 English Digest