单词：ratio of secondary to primary wool follicles
单词：ratio of secondary to primary wool follicles 相关文章
This is SCIENCE IN THE NEWS in VOA Special English. Im Barbara Klein. And Im Steve Ember. Today we talk about hair. We will tell what hair is, how it grows, and some of the main reasons people lose it. Hair has always been an important sign of beauty
英语语言学习
Long ago, before BandAids, or even medicine of any kind, our ancestors evolved to heal cuts themselves. If you got sliced open, the body blocked it up, to prevent blood loss, water loss, infection. But as we gained that powerwe sacrificed something e
2017年Scientific American(一)月
Transcript of Prime Minister's broadcast on education - 17 November 2000 How well our children do at school is vital, of course, to the youngsters themselves and their families. A good start at school, a good education, makes a huge difference to ch
布莱尔首相演讲
employee n.雇员，员工 All employees are covered under the insurance plan. 这项保险计划涵盖了所有的员工。 employment n.雇用，就业，工作（不可数）；运用，采行 It is hard for many college graduates to find employme
赖世雄进阶英语词汇3500
图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t
数学英语
图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt
数学英语
题目重现： Some people think all lawbreakers should be taken in to prison, others believe that there are better alternatives.DG. 解析 监狱的功能：1威慑潜在犯罪者；2让犯罪者付出代价；3平衡受害者心理 监狱的缺陷：
雅思机经
Millions of Americans Suffer From Hair Loss This is Science in the News, in VOA Special English. Im Shirley Griffith. And Im June Simms. Today we talk about hair. We will tell what hair is, how it grows, and some of the main reasons people lose it. H
2013年VOA慢速英语(五)月
Exploring the Long and Short of Hair Loss BARBARA KLEIN: This is SCIENCE IN THE NEWS in VOA Special English. Im Barbara Klein. STEVE EMBER: And Im Steve Ember. Today we talk about hair. We will tell what hair is, how it grows, and some of the main re
2011年VOA慢速英语(四)月
Getting an education in rural Sierra Leone is difficult. Thousands of schools were destroyed during the civil war and many teachers fled to the capital or left the country. The biggest challenge to universal primary education is a severe shortage of
VOA标准英语2010年(二月)
SCOTT SIMON, HOST: Three-D printers are being used these days to make all kinds of things - jewelry, artwork, or even guns. Now, scientists have used a 3-D printer to create a functioning mouse ovary. Yes. NPR's Rob Stein explains. ROB STEIN, BYLINE:
2017年NPR美国国家公共电台5月
Because the British were the most active in the early years, British names are predominant in the geological lexicon. Devonian is of course from the English county of Devon. Cambrian comes from the Roman name for Wales, while Ordovician and Silurian
万物简史
BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up
英语新闻
By Cathy Majtenyi Kampala, Uganda 12 June 2007 Earlier this year, Uganda launched its Universal Secondary Education program to enable more students from low-income and rural families to get a high school education. Cathy Majtenyi files this report fo
2007年VOA标准英语（六月）
China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem
英闻天下
Scholar Liu Chengyun says early-childhood education is something that is on-the-radar here in China. Primary and secondary education is getting more attention in the country, as more and more people realize it is the base of overall education quality
英语新闻
The UK government has said that from 2014, it will ban calculators in maths tests for primary school children in England. All 11-year-olds sit three maths tests. Pupils are allowed to use a calculator in the hardest of these. A sample question is: Ti
英语听力精选进阶版
台湾籍旅美老师今天交给我们的句子是： Genetics isn't all that drives hair loss. Long periods of stress can release signals that shock follicles and force them into the resting phase prematurely. 掉发不完全是基因所导致。长期
留美老师带你每日说英文
Wool Week opened early yesterday morning in Wellington with a display of sheep shearing at the railway station. Then children brought in their pet lambs. People on their way to work stopped to watch. Then there was a fashion parade of woolen clothes
新西兰英语
Scholar Liu Chengyun says early-childhood education is something that is on-the-radar here in China. Primary and secondary education is getting more attention in the country, as more and more people realize it is the base of overall education quality
2015CRI中国国际广播电台