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.
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.
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。
If a woman has certain infections during pregnancy, such as rubella or chickenpox, the baby may develop a cataract before birth.
雷米的妈妈在他出生前就生病了。
他想起了一些话，说他母亲在他出生前几天受了伤。
He remembered some talk about his mother having been injured several days before he had been born.
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.
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.
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.
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.
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.
从你们出生前至今，她一直在行医。
但是请务必在孩子出生前回来。
史蒂文：玛丽亚将在孩子出生前回来。
可怜的孩子出生前的事儿。
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.
这项研究将收集儿童从出生前到21岁的各类信息。
The study will collect information from before they are born until they are twenty-one years old.
在我的孩子们出生前，我就知道我会整天面对他们了。
Before my kids were born, I was convinced I would face them all the time.
预防下一代肥胖的最佳时间是孩子出生前，“他说。”
"The best time to begin obesity prevention efforts for the next generation is actually prior to birth," he says.
在她出生前，她有三位兄姐分别夭折于痢疾，霍乱和疟疾。
Before her birth, her mother had lost a child each to dysentery, cholera, malaria.
她甚至在我出生前就拥有它了，它就像她的另一只手似的。
She has had it for longer than I have been alive, and it is like an extension of her arm.
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.
如果在本杰明出生前他们家就下赌注的话，现在一定很有钱了。
If the family had put a bet on it before Benjamin was born they would be very rich now.
我认为没什么好的理由让我们相信，灵魂在我们出生前就已存在。
I don't think we got any good reason to believe that soul existed before we were born.
他的父母是亚美尼亚人，在他出生前几年，他们移居到了密歇根。
One was artistic, an urge that took him from Michigan, the state to which his Armenian parents had emigrated a few years before his birth, to California.
他的父母是亚美尼亚人，在他出生前几年，他们移居到了密歇根。
One was artistic, an urge that took him from Michigan, the state to which his Armenian parents had emigrated a few years before his birth, to California.
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