研究人员分析了53对父母及其子女在家中的日常活动的录像，在孩子54个月大时接受评估，结果发现在26至46个月大时玩拼图的孩子拥有更好的空间技能。
The researchers analyzed video recordings of 53 child-parent pairs during everyday activities at home and found children who play with puzzles between 26 and 46 months of age have better spatial skills when assessed at 54 months of age.
十二周大时，婴儿会微笑，发出类似元音的声音。
眼科医生建议孩子应在六个月大时进行第一次眼部检查。
Eye doctors recommend that a child's first eye exam be at the age of six months old.
胎儿在三个月大时才形成指纹。
当我们认为世界非常大时，它就大。
When we think of the world as such a vast place, it's overwhelming.
四个月大时就能用手抓东西。
她女儿8个月大时她就开始去这家诊所。
She started going there when her daughter was eight months old.
尤其是女性年纪大时，特别容易患这种病。
小狒狒三个月大时就可以骑在妈妈背上了。
Once they're three months old, geladas ride their mothers jockey-style.
当数据集相当大时，这当然要花一些时间。
This will certainly take some time as the data set is fairly large. You must also have sufficient disk space to hold the data throughout the import process.
通常在婴儿期从约6周大时开始注射三剂。
Three doses are usually administered in infancy, starting at around age six weeks.
当乔治只有6个月大时，老奥巴马死于车祸。
Barack Obama Sr. died in a car accident when George was just 6 months old.
Bounlid的第二个女儿在6周大时死亡。
12-23个月大时，儿童每天应食用3-4餐。
孩子11个月大时，右脸肿大，因而被送到医院。
When the baby was 11 months old she was brought to hospital with a swollen right cheek.
当组件的显示区比组件大时，还将用到fill属性。
The fill attribute is also used when the component's display area is larger than the component.
当女儿3个月大时，你不能想像养一个6岁孩子的情景。
When your daughter is 3 months old, you can't imagine having a 6-year old.
不知你是否留意到在压力大时你的头发掉得比平时多呢？
Have you noticed more hair loss during an especially stressful time?
开始，幼崽只喝妈妈的奶，到了三周大时，它们开始吃肉。
At first, they live only on milk from their mother. By three weeks of age, they start eating meat.
你知道吗，当年我像你这么大时，我对爷爷说的话跟你完全一样。
You know, when I was your age, I said exactly the same thing to Grandpa.
在小鼠20月大时，即相当于人类老年期的初期，开始给予治疗。
Treatment starting when they were around 20 months old, a stage comparable to early old age in people.
孩子七个月大时，丈夫离她而去，与住在同村的父母生活在一起。
When her child was seven months old, Yulidar's husband left and went back to live with his parents in the same village.
研究发现当你心情沮丧时或者压力大时，你就不怎么想成功的戒烟。
Studies find that you're less likely to be a successful quitter if you quit when you're depressed or under a great deal of stress.
幼狼六个月大时，就会开始和群体中的其他成员一起捕猎更大的动物。
When pups are six months old, they will start hunting larger animals with the rest of the pack.
当3岁大时，7%母乳喂养的婴儿肥胖，而配方奶喂养的则有13%。
To put a point on it, 7 percent of breastfed kids were obese 3-year-olds compared with 13 percent of the formula drinkers.
遗传暗物质也隐约大时，科学家调查哪些基因被转录，或解码成rna。
Genetic dark matter also loomed large when scientists surveyed exactly which DNA was being transcribed, or decoded, into RNA.
遗传暗物质也隐约大时，科学家调查哪些基因被转录，或解码成rna。
Genetic dark matter also loomed large when scientists surveyed exactly which DNA was being transcribed, or decoded, into RNA.
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