You can keep score of your baby's movements before birth by recording them on a kick chart.
你可以在胎动图表上记下分娩前胎儿的活动次数。
It's long been a scientific dream: to give people a special vaccine before birth to prevent them from getting terrible illnesses.
在人们出生前注射一种特殊的疫苗，以防止他们患上可怕的疾病，这一直是科学界的梦想。
Reed's research shows that though nothing can truly change our DNA, environmental differences that a child experiences before birth and in their first year can sometimes affect the way the DNA behaves, making even identical twins into very different people.
里德的研究表明，虽然没有什么能真正改变我们的 DNA，但孩子在出生前和出生后第一年所经历的环境差异有时能够影响 DNA 的表现方式，甚至使同卵双胞胎变成两个很不同的人。
The defect happens when a baby's top lip or mouth doesn't form properly before birth.
这种缺陷是由于婴儿的上唇或嘴巴在出生前没有正常形成。
If a woman has certain infections during pregnancy, such as rubella or chickenpox, the baby may develop a cataract before birth.
如果一名妇女在怀孕期间发生某种感染，如风疹或水痘，那么婴儿在出生前就可能患上白内障。
Results: 6 cases of cleft lip and cleft palate were found before birth.
结果6例产前诊断胎儿唇腭裂的均引产后证实。
Before birth, the human heart begins to form as soon as the embryo starts to develop.
在出生前，人的心脏会随着胚胎的开始发育而开始形成。
We now know that hormones programme our brains before birth, dictating our thinking and behaviour.
现在大家都知道，激素在我们出生之前就已经在规划我们的大脑，指导我们的思维和行为了。
This all leads scientists to believe that the process of learning language may begin before birth.
这一切都让科学家们相信，人语言的过程可能在出生前就开始了。
Tam says researchers found no adverse affects from steroids given to the pregnant mothers before birth.
塔姆说，研究员发现，在生产之前给孕妇使用类固醇药物并不会对胎儿造成不利的影响。
A yawn is an instinctive behavior: You don't have to learn to do it, and yawns are even present before birth.
打哈欠是人的本能行为：你不需要去学它，甚至在我们出生之前我们就已经学会打哈欠了。
You already succeeded before birth and you succeed now, everyday, although not perhaps in the ways you would like!
在你出生前你就成功了，现在你也是成功的，也许不是以你喜欢的方式成功着。
Congenital heart disease occurs when the heart is malformed before birth, and is the most common of all birth defects.
先天性心脏病在婴儿出生之前发生在心脏出现畸形的时候，这几乎是所有先天缺陷的共同特点。
A diagnosis before birth can pose a difficult challenge for couples as they decide whether to continue the pregnancy.
孩子出生前诊断是否患有唐氏综合症对于夫妇决定是否继续妊娠是一个非常困难的选择。
Panda pregnancies can last anything from 11 weeks to 11 months and can remain undetected until shortly before birth.
大熊猫的妊娠时间能持续11周到11个月不等，甚至到产崽时也不容易被发现。
As for the foundational questions, such as where we come from before birth and go after death, he has no exact answer yet;
他对一些根本的问题，如我们从那里来，死后到那里去，还没有准确的答案。
Clearly, increased levels of melatonin before birth cause shyness during infancy and this shyness continues into later life.
显然，出生前melatonin的增加导致婴儿期的羞涩并且这种羞涩将延续至生命更晚的阶段。
That medical device can be used to determine the gender of a child before birth, prompting some parents to obtain abortions.
B超技术可以观察待产儿的性别，促使一些父母进行流产手术。
The idea led to her acclaimed new book, “Origins: How the Nine Months Before Birth Shape the Rest of Our Lives” (Free Press).
这个想法直接导致了她的新作《起源：出生前的九个月是如何塑造我们以后的生命的》。
Babies are usually named on the day they are born. Sometimes, parents choose a name for their baby several months before birth.
为婴儿起名一般是在他们出生之前，有时候，父母选择名字给他们的孩子是在婴儿出生的前几个月。
That led Andrews to propose administering gene therapy before birth, when the embryo's genes are more apt to respond to his interventions.
这一情况导致安德鲁斯提出在出生之前使用基因治疗，因为此时胚胎基因更易于对他的干预做出反应。
Moreover, unless our existence before birth was not one of sense-perception, it would have been as incapable of generating the idea as this life is;
此外，除非我们生前的存在并不是感官-知觉的存在，否则的话它便会象我们的现世生命一样地不能够产生观念；
Some babies are born with a very slow heart beat (extreme bradycardia) or their hearts have stopped beating shortly before birth (apparent stillbirth).
有些婴儿出生时心跳非常缓慢(极端心跳过缓)或出生后他们的心停止了跳动(明显死胎)。
It had been thought that follicles, the tiny structures responsible for hair growth, were always formed before birth, with their gradual death leading to baldness.
以前一直认为毛囊这个负责头发生长的微小结构是在出生之前就形成了的，秃头是因为毛囊的不断死亡引起的。
Conclusion: Conventional ultrasound plays an important role in checking fetal dysostosis and is the first method in diagnosing the fetal dysostosis before birth.
结论常规超声检查对胎儿成骨发育不全的筛检有着重要意义，为产前诊断胎儿骨骼发育异常的首选方法。
It has recently been found that children exposed to high levels of air pollution before birth scored 4 to 5 points lower on IQ tests than children who had less exposure.
于出生前接触空气污染最多的儿童在智商测试中会比接触空气污染较少的儿童低4至5点。
It has recently been found that children exposed to high levels of air pollution before birth scored 4 to 5 points lower on IQ tests than children who had less exposure.
于出生前接触空气污染最多的儿童在智商测试中会比接触空气污染较少的儿童低4至5点。
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