面小畸胎

New research reinforces the importance of prenatal iron supplementation for good birth outcomes and continued good health for growing children. Research over the past 20 years have pointed to the importance of micronutrients - substances found in sma

发表于:2018-12-08 / 阅读(59) / 评论(0) 分类 VOA标准英语2010年(十二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. Pregnant women shouldn't drink. It's become gospel, because of the danger of fetal alcohol spectrum disorder. Alcohol can disturb the normal development

发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 Scientific American(三)月

[00:07.34]Last Tuesday was World Population Day. [00:12.98]The message this year was Saving Women's Livers. [00:18.91]The director of the United Nations Population Fund, [00:24.27]Nafis Sadik,released a statement in ovservance of the day. [00:30.59]D

发表于:2018-12-26 / 阅读(60) / 评论(0) 分类 美国英语听力80篇

[00:05.49]Why are some people left-handed? [00:09.09]Scientists have been trying to answer that question for many years. [00:14.32]Research has shown that ninety percent of people naturally use their right hands for most tasks. [00:22.94]But hundreds

发表于:2018-12-26 / 阅读(46) / 评论(0) 分类 美国英语听力80篇

AS IT IS 2016-07-01 Report: Women Prisoners Tortured in Mexico 墨西哥监狱虐待女囚犯 Five years ago, police stopped Veronica Razo on a street in Mexico City and took her to federal prison. She was beaten, tortured with electrical shocks and

发表于:2019-01-12 / 阅读(123) / 评论(0) 分类 2016年VOA慢速英语(七)月

Almost all animals with a spine yawn.Penguins do it as a mating ritual,snakes do it to realign their jaws after a meal and guinea pigs do it to display anger,So why exactly do humans yawn?And is yawning actually contagious? 几乎所有的有脊椎动物

发表于:2019-01-16 / 阅读(84) / 评论(0) 分类 趣味英语

New research reinforces the importance of prenatal iron supplementation for good birth outcomes and continued good health for growing children. 最近一些新的研究强调产前补铁对安全分娩和成长中孩子的健康非常重要。 Studie

发表于:2019-01-19 / 阅读(92) / 评论(0) 分类 VOA双语新闻 2011年1月

From the CNN Center in Atlanta. I'm Nicole Lapin. Here's a look at what's happening NOW IN THE NEWS. We now have a name and a face but still no motive for the deadly shooting at Northern Illinois University. A law enforcement source identified the s

发表于:2019-01-26 / 阅读(136) / 评论(0) 分类 商业报道2008年(二)月

Indias sex ratio is getting worse. The trend can be reversed. 印度的性别比例扭曲越加严重,这个趋势能够逆转 THE news from Indias 2011 census is almost all heartening. Literacy is up; life expectancy is up;family size is stabilisi

发表于:2019-01-26 / 阅读(105) / 评论(0) 分类 经济学人综合

JUDY WOODRUFF: Just weeks ago, hardly anyone in the U.S. knew what the Zika virus was, much less worried about it. But the World Health Organization's warning today put the Americas, including the U.S., on new notice. And, suddenly, a mosquito-borne

发表于:2019-01-27 / 阅读(67) / 评论(0) 分类 PBS访谈健康系列

SCIENCE IN THE NEWS - Study Links Stress Early in Pregnancy to a Greater Risk of Losing BabyBy Broadcast: Tuesday, March 21, 2006 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English.

发表于:2019-01-30 / 阅读(94) / 评论(0) 分类 2006年慢速英语(三)月

A woman from China's central Hunan province recently set a Guinness World Record with her 17-month-long--pregnancy, local media reported on Aug. 16. 据当地媒体8月16日报道,中国中部地区湖南省一女子因怀胎17个月,从而创下了

发表于:2019-02-01 / 阅读(63) / 评论(0) 分类 趣味英语

Hi,everyone. I'm Asieh Namdar at the CNN.com newsroom in Atlanta. Here's a look at what's happening Now In The News. New information out of Jacksonville, North Carolina, Marine Cpl. Cesar Armando Laurean is now the prime suspect in the murder of lan

发表于:2019-02-02 / 阅读(100) / 评论(0) 分类 商业报道2008年(一)月

We all know we shouldn't eat dirt, but we do it anyway. Mostly not on purpose dirt gets into our bodies all day, every day, whether we want it to or not. It's understandably difficult to figure out exactly how much is getting in, but that might be be

发表于:2019-02-06 / 阅读(59) / 评论(0) 分类 阅读空间

我们何时开始做梦

发表于:2019-02-09 / 阅读(83) / 评论(0) 分类 实用英语

雅思考试写作的12大万能理由和部分写作思路 1 方便 convenience 2 情感 feeling(or sensibility) 3 经验 experience 4 成就 achievement 5 效率 efficiency 6 健康 health 7 节俭 thrift(or save money) 8 安全 safety 9 性格培养

发表于:2019-02-13 / 阅读(109) / 评论(0) 分类 雅思英语

MELISSA BLOCK, HOST: El Savador's highest court has ruled that a pregnant woman, whose health is expected to deteriorate as her pregnancy continues, cannot undergo an abortion. The 22-year-old, who goes by the name Beatriz to protect her identity, ha

发表于:2019-02-16 / 阅读(90) / 评论(0) 分类 英语语言学习

Sex selection 性别选择 Cat got your tongue? 哑巴啦? Aug 6th 2011 | from the print edition Unnatural Selection: Choosing Boys Over Girls, and the Consequences of a World Full of Men. By Mara Hvistendahl. Public Affairs; 314 pages; $26.99 and

发表于:2019-02-17 / 阅读(65) / 评论(0) 分类 经济学人综合

本期内容: The World Health Organisation warned that Zika, a mosquito-borne virus linked to brain deformation in human fetuses, is likely to spread to every country in the Americas except Canada and Chile. Brazil has reported 3,893 cases of micr

发表于:2019-02-20 / 阅读(91) / 评论(0) 分类 夏说英语新闻晨读

People who habitually live at altitude have often spent thousands of years developing disproportionately large chests and lungs, increasing their density of oxygen-bearing red blood cells by almost a third, though there are limits to how much thicken

发表于:2019-02-25 / 阅读(75) / 评论(0) 分类 万物简史
学英语单词
a george
Acronychia pedunculata
act of self-help
amado
asklent
athletic type
attractees
avenues
basal pinacoid
bernard montgomery
Betula pubescens
busbar with detachable collar
cadenas
calcium bichromate
California dewberry
cerinum
ceruloplasmins
Challapata
child cry
chloromatous leukemia
crack sealer
debranchers
DEPOLYMN
desqview
disamenities of economic growth
Disasteridae
dramatisations
ebonyi
Exploitation-forest
fault-controlled
ferric trichloride
field tent
flange machinery
gold-pans
heat-stable plant
high-LET
iatrogenic infection
ice-skated
intermittent manufacture
ion exchange cellulose paper
irreparable
isophane insulin suspension (nph)
leaky butter
lengthwise piling
lever locking
levotransposition
lobsteins
loose tube cable attenuation
low-back
lowerings
lyocystidia
Lyuk
macroinferences
mean-root-square error
mesosa kuntzeni
mistion
monarda fistulosas
mooring pattern
multiflue chimney
natural language interface
offset error
original horizontal stratification
oyvind
pea-soup
Petit-Bassam
polygynian
polypedon
polypifers
provinour
put someone to the wall
pyronaridine
rated VA
re-appraisal
retinotopic
rock-filled cribbing
S-expressions
salmeton
sea worm
short pulse laser
sidas
slow flag
sodium phosphate monobasic
Sorbus multijuga
special survey of inert gas system
spiny dogfish
steam blanket
stormbeaten
subaggregate
subcontractable
tail-up on a rope
Temoptol
threatning
thuliums
to a proverb
truncated decision function
ud (oud)
ultrasonic spectroscope
urgent priority
vena renaliss
wedge shaped clip
zastavas
zero-gravity switch