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n. 成年人21 次
The idea is based on studies of communities such as the Kung of Botswana, where each child is cared for by many adults.
这一观点基于对博茨瓦纳昆族等群体的研究，在那里，每个孩子都由许多成年人照料。
By contrast, in hunter-gatherer societies adults other than the parents can provide almost half of a child’s care.
相比之下，在狩猎采集社会中，父母以外的成年人可以承担孩子近一半的照料工作。
And surfing the web exercised the brain more than reading did among computer-savvy older adults in a 2008 study involving 24 participants at the Semel Institute for Neuroscience and Human Behavior at the University of California, Los Angeles.
而且，在加州大学洛杉矶分校塞默尔神经科学与人类行为研究所2008年开展的一项有24名参与者的研究中，对于精通电脑的老年人来说，上网比阅读更能锻炼大脑。
is most studied in older adults.
在老年人中研究得最多。
The researchers studied “prosocial” and rebellious traits in more than 200 children and young adults, ranging from 11 to 28 years old.
研究人员研究了200多名年龄在11岁到28岁之间的儿童和青年的“亲社会”特质和叛逆特质。
Teenagers were more likely than younger children or adults to report that they did things like unselfishly help a friend.
与年龄更小的孩子或成年人相比，青少年更有可能报告自己做过诸如无私帮助朋友之类的事情。
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Young adults “really care about the planet,” says John Brunnquell, president of Egg Innovations.
Egg Innovations公司总裁约翰·布伦奎尔说，年轻人“真的很关心这个星球”。
Because of longer life spans, Americans are also boosting their savings to preserve their nest eggs, the TD Ameritrade study showed, which surveyed 2,000 adults between 40 to 79.
德美利证券的这项研究调查了2,000名40至79岁的成年人，结果显示，由于寿命延长，美国人也在增加储蓄以保住他们的养老金。
McClain's little ones aren't the only kids who have an opinion when it comes to housing, and in many cases youngsters' views weigh heavily on parents' real estate decisions, according to a 2018 Harris Poll survey of more than 2,000 U.S. adults.
根据哈里斯民意调查公司2018年对2000多名美国成年人进行的一项调查，在住房问题上有自己看法的孩子并不只有麦克莱恩家的几个小家伙，而且在很多情况下，孩子们的意见对父母的房产决策影响很大。
In a recent study [involving] over 400 healthy adults, researchers from Carnegie Mellon University in Pennsylvania examined the effects of perceived social support and the receipt of hugs [on] the participants’ susceptibility to developing the common cold after being [exposed] to the virus.
在最近一项{{5}}400多名健康成年人的研究中，宾夕法尼亚州卡内基梅隆大学的研究人员考察了感知到的社会支持和获得拥抱{{6}}参与者在{{7}}病毒后患普通感冒易感性的影响。
The number of adults doing weekly sport did rise, by nearly 2 million in the run-up to 2012 — but the general population was growing faster.
每周进行体育运动的成年人数量在2012年之前的筹备期确实增加了近200万——但总人口增长得更快。
Obesity has risen among adults and children.
成人和儿童的肥胖率都有所上升。
The Flatiron School, where people pay to learn programming, started as one of the many coding bootcamps that’s become popular for adults looking for a career change.
熨斗学校是人们付费学习编程的地方，它最初是众多编程训练营之一，这类训练营在寻求转行的成年人中很受欢迎。
Young people who are still getting started in life were more likely than older adults to prioritize personal fulfillment in their work, to believe they will advance their careers most by regularly changing jobs, to favor communities with more public services and a faster pace of life, to agree that couples should be financially secure before getting married or having children, and to maintain that children are best served by two parents working outside the home, the survey found.
调查发现，与年长者相比，刚刚踏上人生道路的年轻人更有可能在工作中优先考虑个人成就感，更有可能相信定期换工作最能推进自己的事业，更喜欢公共服务更多、生活节奏更快的社区，更认同夫妻在结婚或生育之前应当经济上有保障，并坚持认为父母双方都在外工作对孩子最为有利。
As adults, it seems that we’re constantly pursuing happiness, often with mixed results.
作为成年人，我们似乎在不断追求幸福，结果却常常好坏参半。
If we adults could indulge in a bit of silliness and giggling, we would reduce the stress hormones in our bodies, increase good hormones like endorphins, improve blood flow to our hearts and even have a greater chance of fighting off infection.
如果我们成年人能放纵自己犯点傻、咯咯笑一笑，就能减少体内的压力激素，增加内啡肽等有益激素，改善心脏的血液流动，甚至更有可能抵御感染。
But as adults we also have the luxury of being able to control our own diaries and it’s important that we schedule in time to enjoy the things we love.
但作为成年人，我们也享有能够掌控自己日程的特权，而重要的是我们要安排时间去享受自己喜爱的事物。
An adult with a BMI of 18 to 25 is often considered to be normal weight.
BMI在18到25之间的成年人通常被认为体重正常。
Splitting kids, or adults, into ever-tinier categories has proved a sure-fire way to boost profits.
把孩子或成人划分为越来越细的类别，已被证明是提高利润的必胜之道。
Before it ends, it will likely change the life course and character of a generation of young adults.
在它结束之前，它很可能会改变一代年轻人的人生轨迹和性格。
It's hard to imagine that many people are dumb enough to want children just because Reese and Angelina make it look so glamorous: most adults understand that a baby is not a haircut.
很难想象会有很多人蠢到仅仅因为瑞茜和安吉丽娜让养孩子看起来如此光鲜迷人就想要孩子：大多数成年人都明白，生孩子可不像换个发型那么简单。
a. 成年的，充分长成的，成熟的4 次
assigning babies to specific adult caregivers.
把婴儿分配给特定的成年照料者。
They housed eight adult rats with two types of robotic rat — one social and one asocial — for four days.
他们把八只成年鼠与两种机器鼠——一种善于社交，一种不善社交——饲养在一起，为期四天。
Sixty toddlers were each [introduced] to an adult tester holding a plastic container.
六十名幼儿被逐一{{14}}给一位手拿塑料容器的成人测试员。
Pretty in pink: adult women do not remember being so obsessed with the colour, yet it is pervasive in our young girls’ lives.
粉色正美：成年女性不记得自己曾如此痴迷这种颜色，可它却充斥着我们小女孩的生活。