单词：first trimester of pregnancy
first trimester of pregnancy的用法和样例：
例句
- The women were part of an ongoing maternity cohort who deliered singleton babies and had gien blood samples early in pregnancy.受试者妇女有部分是正在产科医院中生了单胞胎并在妊娠早期留有血样的产妇。
- These results indicate that renin-angiotensin system may exist independently in human placental villi during early pregnancy.提示人妊娠早期胎盘绒毛组织可能已存在着独立的肾素一血管紧张素系统。
单词：first trimester of pregnancy 相关文章
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
2016年Scientific American(十二)月
I've been looking at theAnd Ive been getting a lot of questions about this, but I've also been looking at some of the blogging sites, as it relates to the H1N1, you know, I hate to bring H1N1 up again, but its still a popular topic, but now I've seen
访谈录2009
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
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
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
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
Facts-事实
妈妈怀孕总是让周围的人都兴奋不已，许多第一次怀孕的妈妈可能会特别紧张不知所措。今天我们要来看看怀孕期间会用到哪些英文词句，和你的海外朋友分享喜悦的同时也别忘了留言告诉我
美国文化脱口秀
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
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
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
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
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
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
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
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
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
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
纯正英语一分钟
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
环球英语 Spotlight