到胚胎第15天，椭圆囊、球囊、壶腹峪初具成熟形态，毛细胞和支持细胞也初具雏形，到出生时，前庭器官已基本发育成熟。
The shapes of utricle, saccule and crista ampullaris tended to mature at E15, and the shapes of supporting and hair cells also tended to mature. The vestibular organ was mature at P0.
宝宝出生后，在切下脐带时留在脐带和脐道中的血液就被收集到收纳袋里。
After the birth, when the umbilical cord is cut, the blood left in the cord and placenta is drained into a storage bag.
暴露于HIV病毒中的婴儿和儿童，应在出生后4 - 6周，或第一次与医护人员接触时便使用，并一直持续到相关感染被排除。
HIV-exposed infants and children, starting at 4-6 weeks after birth, or at first contact with health care, and continued until HIV infection is excluded.
许多父母在孩子出生时就为他们签约，这样等孩子到了18岁就有可能租到一套住房。
Many parents sign up their children when they are born, so they might get a place by the time they are 18.
1977年，这对熊姐妹出生在美国科罗拉多斯普林斯，在它们还是幼崽时被送到澳大利亚，并于1985年来到雪梨定居。
The sisters, born in Colorado Springs in the United States in 1977, were tiny cubs when they moved to Australia. They have been in Sydney since 1985.
事实上，如果能够选择的话，似乎很多英国人都倾向于把自己归人到自己出生时所属的那个阶级，而不是他们的工作或收人所显示的那个阶级。
In fact, it seems that many Brits, given the choice, prefer to identify with the class they were born into rather than that which their jobs or income would suggest.
委员会认识到，在对母亲和婴儿的诊断和治疗服务有限的地方很难在出生时确定婴儿是否已感染HIV。
The committee recognizes the difficulty in identifying infants infected with HIV at birth in settings where diagnostic and treatment services for mothers and infants are limited.
熊猫的胎儿出生时大约有4到6盎司重。
根据出生婴孩记录，平均100个女孩诞生时一般情况下会有103到106个男孩出生。
In all societies that record births, between 103 and 106 boys are normally born for every 100 girls.
在海地，有25%的新生儿出生时体重不足，这大大影响到婴儿的存活率和人的预期寿命。
In Haiti, 25% of newborns have a low birth weight, affecting the survival of infants and thus the population's life expectancy.
摩根出生时身体并未出现任何紊乱症状，所以只有当他未能正常发育时他的父母才意识到出了问题。
At birth there are no symptoms of the disorder so it was only when Morgan failed to develop properly that his parents realised there was something wrong.
在这第一个月中，四分之一到一半死亡发生在出生后最初24小时内，75%发生在第一周内。
Within the first month, one quarter to one half of all deaths occur within the first 24 hours of life, and 75% occur in the first week.
虽然刚出生时婴儿是完全无助的，出生后的几年之内，他们就已经能够掌握从语言到肢体技能的一切。一个三岁的孩子，每天能学会10个新词，能做像走步一类的复杂的身体运动。
Although babies are born utterly helpless, within a few years they've mastered everything from language - a toddler learns 10 new words every day - to complex motor skills such as walking.
尾骨的分布从1寸到5寸，正常情况下抑制尾骨延长的基因已经减少，而人类的尾巴停留在出生时的长度。
Ranging from one inch to five, the gene that normally stops vertebrae elongation is decreased and the human tail remains at birth.
亚当在伊甸园时已开始敬拜，但音乐则到创世记四章21节，犹八出生后才开始被提及。
Adam worshiped in the Garden of Eden, but music isn't mentioned until Genesis 4:21 with the birth of Jubal.
同大多数婴儿一样，曾晶出生时只有3.5kg。到16岁时她的体重飙升到110kg，许多同学都拿她开玩笑。
Born at a regular 3.5 kg, she soared to 110 kg at age 16 and most of her schoolmates took her for a geek.
十年似水年华：在辞旧迎新的时刻即将来临之际，网上出现了一段带有病毒的视频（视频已经被删除了，译者注），内容是一位叫娜塔莉（Natalie）的女孩从出生到10岁时的影像，从视频中我们可以看到一份父亲对女儿浓浓的爱。
A time-lapse decade: Just in time for Old Man Time to make way for Baby New Year, a viral video surfaced of a girl named Natalie from birth to age 10, testimony to a dedicated father's love.
大多数婴儿出生时的体重在6磅到8磅之间。
出生时，一个宽吻海豚幼崽有90到130厘米长。
At birth, a bottlenose dolphin calf is about 90 to 130 centimetres long.
到伊丽莎白二世出生时，大英帝国已将近四分之一个地球纳入了自己的版图。
By Elizabeth II's birth, Britain's empire spanned nearly a quarter of the globe.
最初的名字和出生的日期有关，开始进入成年时会得到一个表现个人特点的新名字，到结婚时才用正式名字。
His original name was linked with the date he was born. He would get a new name, describing a personal feature, when he was initiated into manhood. On marrying, he would take on his formal name.
该研究入组了679人，从他们出生一直跟踪到10几岁。在他们11岁和16岁时都检查了他们的肺功能。
Their research involved 679 study participants followed from birth through their teens, whose lung function was tested at age 11 and again at age 16.
当我意识到这孩子出生的时间是2001年9月11日时，我忍不住说：“他们家可真是够倒霉的。”
When I realized he was born on September 11, 2001, I said, "How horrible for his family."
它也可以通过从母亲到婴儿出生时。
It can also be passed from a mother to her baby during birth.
它也可以通过从母亲到婴儿出生时。
It can also be passed from a mother to her baby during birth.
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