我们也许无法改变出生前的胎儿。
可怜的孩子出生前的事儿。
这个短语指的是你出生前的很长一段时间。
新生儿聚会通常在婴儿出生前的一两个月举办。
Baby showers are usually held ahead of a month or two before the baby's arrival.
问问老一辈的人或者朋友，看他们是否记得你出生前的事情。
Ask older family or friends what they remember from times before you were born.
一个不懂自己出生前的历史的人，永远是个孩子。
妇产科医生：你们孩子出生前的晚上，你将会有一顿美餐。
Doctor: On the last evening before your baby is to be delivered, you will be given a complementary dinner.
比如说你想要给孩子讲一个他们发生在他们出生前的故事。
Let's say you want to tell a child a story about something that happened long before they were born.
母亲：不太好，但是这不是他的错，他们问的都是他出生前的事儿。
Mother: Not too well, but it wasn't his fault. They asked him about things hat happened before his was even born.
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》。
The idea led to her acclaimed new book, “Origins: How the Nine Months Before Birth Shape the Rest of Our Lives” (Free Press).
1918年的流感为使用人口普查数据来评估出生前的环境对以后的影响提供了一个很好的特例。
"The 1918 influenza pandemic provides an exceptional opportunity to evaluate effects of prenatal environment using U. S. census data, " writes Almond.
第一章描写了他们第二个儿子保罗出生前的早期婚姻生活，是一对搭配错误的夫妻的令人羡慕的描写。
The first chapter, which tells of their early married life before the coming of their second son, Paul, is an admirable account of a mismated couple.
与政策目的主要不同的是，尽管遗传是不可改变的，但是出生前的环境却能相对的弥补天生的性状。
The key distinction for policy purposes is that whereas heredity is immutable, congenital characteristics are mediated by the prenatal environment.
母亲：唉，糟透了。可话又说回来，这也不能怪他。嗨，他们尽问些这个可怜的孩子出生前的事情。
Mother: Oh, not at all well, but there, it wasn't his fault. Why, they asked him things that happened before the poor boy was born.
就这样，我受了洗礼，以前的身份开始磨灭，所剩下的不会比一个婴儿所能记得的他出生前的事情更多。
Thus christened, my old identity began to fade, much as a baby will not remember all that happened before it is born.
母亲：唉，糟透了。可话又说回来，这也不能怪他。嗨，他们尽问一些这个可怜的孩子出生前的事儿。
Mother: Oh, not at all well, but there, it wasn't his fault. They asked him things that happened before the poor boy was born.
布里吉特·奥汉伦和她住在克利夫兰的丈夫在女儿出生前决定不把她的照片发到网上。
Bridget O'Hanlon and her husband, who live in Cleveland, decided before their daughter was born that they would not post her photos online.
在出生前，婴儿就能分辨出响亮的声音和嗓音。
Before birth, babies can tell the difference between loud sounds and voices.
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。
The defect happens when a baby's top lip or mouth doesn't form properly before birth.
然而就在狄更斯出生前两年，他的外祖父因偷窃被抓并且逃到了欧洲，再也没有回来。
Yet two years before Dickens's birth, his mother's father was caught stealing and fled to Europe, never to return.
传说在李白出生前，他的母亲梦见金星落入她的怀抱。
Legend says that before Li Bai was born, his mother dreamt that Venus fell into her arms.
雷米的妈妈在他出生前就生病了。
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。
It's long been a scientific dream: to give people a special vaccine before birth to prevent them from getting terrible illnesses.
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。
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.
法国人丹尼斯·帕潘在詹姆斯·瓦特出生前近百年就有了制造蒸汽机的想法，但是他从来没有足够的资金去建造这样一台机器。
The Frenchman Denis Papin had the idea for a steam engine almost a hundred years before James Watt was born, but Denis never had enough money to build one.
dna指纹鉴定可用于全世界医院对出生前和新出生婴儿的遗传变异进行诊断。
DNA fingerprint is used to diagnose inherited disorders in both prenatal and newborn babies in hospitals around the world.
dna指纹鉴定可用于全世界医院对出生前和新出生婴儿的遗传变异进行诊断。
DNA fingerprint is used to diagnose inherited disorders in both prenatal and newborn babies in hospitals around the world.
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