我开始看到一群母亲和一位父亲一边推着婴儿车一边打电话。
I began to see a veritable army of mothers and one father pushing a stroller while talking on the cell phone.
婴儿有一大群母亲。
如此说来，青少年是睡眠质量最糟糕的一群人，婴儿潮的人群能得到最好的睡眠质量。
And it's the teenagers who are the sleepiest of all, with baby boomers getting the most sleep.
例如，摄像机市场的一个细分可能是新得婴儿的一群人。
One segment of the market for video cameras, for instance, might be the group of people who have new-born babies.
没有人生下来就有微生物群，它是在婴儿生下来后第一年内形成的。
Except no one is born with microbiota. It develops during the first year of life.
没有人生下来就有微生物群，它是在婴儿生下来后第一年内形成的。这段时期是研究者的研究课题。
Except no one is born with microbiota. It develops during the first year of life. Hence the age of the research subjects.
考虑与人有益的肠道细菌，它们组成的微生物群会抵御有害细菌，并且帮助婴儿吸收营养。
Considered to be "good" intestinal bacteria, microbiota protect against harmful bacteria and help the body absorb nutrients.
在加拿大一间小学二年级的教室里发生着这样的一幕：一群天真的7岁小学生围绕一个名叫哈德森的4个月大的小婴儿，为他担心和思考着。 因为教室这个新的环境对于一个婴儿来说是崭新的，甚至是有点危险的，他们很想知道他感觉怎么样。
In a Canadian second-grade classroom, a group of bright-faced 7-year-olds ponder how Hudson, a 4-month-old baby, might be feeling in this new, possibly intimidating environment.
一位推着婴儿车的母亲绕过了乌玛，接着是一群冷眼旁观的女性拖着箱子离开了。
A mother with a pram manoeuvred around her, then a group of women pulling suitcases turned a blind eye.
商店的橱窗外聚着那么一大群人，推着婴儿车的年轻妇女无法走过去。
There was such a crowd outside the shop window that the young woman with the pram couldn't get by.
婴儿潮世代，即一群人，据鲍勃和他的同龄人去改变我们的世界。
Baby boomers, that group of people, according to Bob Dylan and his peers who were going to change the world.
一群孩子跟在一位脏兮兮的、身背婴儿的妇女身后。
A group of children followed a dirty-looking woman with a baby on her back...
也要比较哪一些婴儿，包括过敏的低危险或高危险群，以及早期、短期或长期喂食牛奶配方是否有所不同。
To determine which infants benefit, including infants at low or high risk of allergy and infants receiving early, short term or prolonged formula feeding.
但是……我们也可能诊断出一大群罹患某些疾病的婴儿，其中有些或许永远不会发病。
Yet... we may be creating this whole community of people who have a diagnosis, some of whom may never get sick.
在下一个世纪的前五年之内，一群科学家将可能在世界上的某处宣布 第一个克隆婴儿的诞生。
Within the first five years of the next century, a team of scientists somewhere in the wor1d will probably announce the birth of the first cloned human baby.
在下一个世纪的前五年之内，一群科学家将可能在世界上的某处宣布 第一个克隆婴儿的诞生。
Within the first five years of the next century, a team of scientists somewhere in the wor1d will probably announce the birth of the first cloned human baby.
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