单性受孕

Pregnancy brings big physical changes to a woman's body. But what three neuroscientists were more interested in was, what does it do to the womans brain? We were in our 30s, and we were thinking I'd like to have a baby, but look at this, look at this

发表于:2018-12-02 / 阅读(89) / 评论(0) 分类 2016年Scientific American(十二)月

Health Report - Delay Pregnancy After a Miscarriage? This is the VOA Special English Health Report. A miscarriage is the natural loss of a baby before the twentieth week of pregnancy. Experts say many pregnancies end before a woman even knows she was

发表于:2018-12-16 / 阅读(59) / 评论(0) 分类 2012年VOA慢速英语(八)月

[00:02.12]6 Each age has its future fears that turn [00:04.72]out to be groundless. [00:06.27]In the fifties, concerns focused on monsters [00:08.69]and flying saucers.Ours are reproductive. [00:12.53]For instance we worry that,come 2052, [00:15.47]i

发表于:2018-12-17 / 阅读(191) / 评论(0) 分类 北师大版高中英语模块11(选修)

RACHEL MARTIN, HOST: Doctors send thousands of pregnant women to bed each year, some for just a few days, some for months. The idea is that laying still may help women with complicated pregnancies carry their babies to term. But the practice is quest

发表于:2018-12-18 / 阅读(71) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Frogs Were Used In Pregnancy Tests Between 1930-1950, African clawed frogs were in great demand. These frogs were imported all over the world and used in labs for pregnancy tests. Technicians injected a sample of a womans urine into a female frogs hi

发表于:2018-12-19 / 阅读(87) / 评论(0) 分类 Facts-事实

Pregnancy is a time of great emotion, and a bit of pain and discomfort. For most people, the news that a woman is pregnant brings great joy. I remember being too happy to speak. I phoned everyone I knew. From that very minute, your life changes. You

发表于:2018-12-28 / 阅读(85) / 评论(0) 分类 听一分钟英文-P

If I Had My Life to Live Over I would have gone to bed when I was sick instead of pretending the earth would go into a holding pattern if I weren't there for the day. I would have burned the pink candle sculpted like a rose before it melted in storag

发表于:2019-01-02 / 阅读(68) / 评论(0) 分类 精美英文欣赏

A new study suggests that extreme malnutrition early in pregnancy may put a child at risk for Alzheimer's Disease decades later. The study begins not in the laboratory, but in the Netherlands during World War II. At the end of 1944, Nazi occupation f

发表于:2019-01-08 / 阅读(66) / 评论(0) 分类 VOA标准英语2010年(九)月

This is the VOA Special English Health Report. A 16-year-old mother receives care for her baby at a mobile health clinic in Garland, Texas, in a 2006 photo More than seven hundred thousand teenagers a year get pregnant in the United States. The teen

发表于:2019-01-11 / 阅读(99) / 评论(0) 分类 VOA慢速英语2008年(九)月

By Selah Hennessy London 22 September 2009 Maternal deaths in Sierra Leone are a human-rights emergency, says a new report from Amnesty International, which cites that one in eight women risks dying during pregnancy in the West African country. Worl

发表于:2019-01-13 / 阅读(51) / 评论(0) 分类 VOA标准英语2009年(九月)

Since a January earthquake in Haiti, tent camps have become home to hundreds of thousands of people, including newly pregnant women. Some Haitians fear unplanned pregnancies in the camps may fuel a baby boom in the capital. Denise Cheristal, 35, know

发表于:2019-01-13 / 阅读(77) / 评论(0) 分类 VOA标准英语2010年(十二)月

Pregnancy Is Personal, Not Political, In 'The Mothers' play pause stop mute unmute max volume 00:0005:45repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. S

发表于:2019-01-17 / 阅读(68) / 评论(0) 分类 2016年NPR美国国家公共电台10月

Today is the World Population Day. The theme of this year's World Population Day is Adolescent Pregnancy. Experts point out that more effective sex education and tolerance is key to keeping adolescents away from the threat of accidental pregnancy. Li

发表于:2019-01-19 / 阅读(64) / 评论(0) 分类 世界各地新闻集锦

Used to be, teenage kids had to carry around a bag of flour wrapped in a blanket to learn the responsibilities of parenthood. But these days? The same lesson is taught with hi-tech dolls that cry and record every interaction. You know they get grumpy

发表于:2019-01-20 / 阅读(70) / 评论(0) 分类 2016年Scientific American(九)月

Pregnancy is a time of great emotion, and a bit of pain and discomfort. For most people, the news that a woman is pregnant brings great joy. I remember being too happy to speak. I phoned everyone I knew. From that very minute, your life changes. You

发表于:2019-01-21 / 阅读(176) / 评论(0) 分类 纯正英语一分钟

听到孩子咯咯的笑声,大多数家长的脸上都会扬起微笑,但母亲Sarah Cross却害怕听到儿子Sam的笑声。如果小Sam微笑得时间过长,就可能会因此而丧命。现年6岁的Sam患有先天中枢性换气不足症候

发表于:2019-02-06 / 阅读(78) / 评论(0) 分类 阅读空间

UNITED NATIONS, Feb. 23 (Xinhua) -- The World Health Organization (WHO) chief, Margaret Chan, is in Brazil to assess the Zika virus situation and response, a UN spokesman said here Tuesday. Chan is visiting Brazil together with the director of the Pa

发表于:2019-02-08 / 阅读(102) / 评论(0) 分类 英语新闻

AS IT IS 2016-06-28 Supreme Court Rejects Texas Abortion Law 最高法院驳回德克萨斯州堕胎法 The Supreme Court ruled Monday that Texas went too far in regulating a womans ability to end a pregnancy. Justice Stephen Breyer wrote the opinion

发表于:2019-02-12 / 阅读(334) / 评论(0) 分类 2016年VOA慢速英语(七)月

Voice 1 Thank you for joining us for todays Spotlight program. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I h

发表于:2019-02-14 / 阅读(44) / 评论(0) 分类 环球英语 Spotlight

1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比,草饲牛肉中某种有益健康的营养素含量更高,并让脂肪呈现黄色,这种

发表于:2019-02-18 / 阅读(124) / 评论(0) 分类 阅读空间
学英语单词
abuse in the granting of loans
adsorbent modifier
adulatoriously
Alzheimer's cells
amateur theatricals
Anabasis elatior
Antigonus II Gonatas
Aruwimi
athletique
Boea philippensis
canonical marriage
capacitor unit
carbonylh(a)emoglobin
carex siderosticata hce
cast-in situ
celiohystero-oothecectomy
chondria crassicaulis
Condé-sur-Huisne
conventional model
Crown I.
cruciferous vegetable
ctau
cut into pieces
cyclic hardening
delivery chute
drive magnet
economic development strategy of coastal areas
effective circulatory volume
electron path length
embrasured
Epherit
ex all
fibroserous membranes
fire warp
force of sliding friction
foxling
full-motion videos
fussed
gonocephalum kanoi
ground water resource
gutmann scale
Habor
have a thick hide
have in mind
immature creditor nation
interlocking panel
iron(iii) oxide
Jatibarang
joint cost
lobsterback
lunke
maceration
mammary feminism
McVeytown
mineral sludge
miswrite
Mitchell principles
mode of life
monchloroethane
monomer-induced
Morris columns
motor-home
N-CDMA
neurologic medicine
neutral resistance
off-gas holdup pipe
offence against social order
offending ship
parallel plate oil separator
Pedicularis muscoides
peltatifolia
persistent leaf
plumcots
pnigos
points of incidence
potassium filter
processor consistency model
pussiest
radiation length
residual fission products
sanded rail
scrappable
sector hole
selfer gene
smeghead
spring corn sheller
strong phoneme
superheater steam circuit
syndesmosis
t-chromosome(kattermann 1939)
tabanuss
tetraiodophthalein sodium
thin-film interferences
thrust build up
tractus corticothalamici
trait theory of leadership
turing number
unproselyting
vermicelloni
Vermontite
went at it
white gale warning