Mandy B. Belfort, M. D. , M. P. H. , of Boston Children's Hospital, and colleagues examined the relationshipsofbreastfeeding duration and exclusivity with child cognition at ages 3 and7years.
波士顿儿童医院的贝尔福特博士与她的同事研究了母乳喂养时间分别与3岁、7岁时儿童认知能力的关系。
Finally, each child was assessed with a battery of tests assessing cognition, motor skills, and behaviour.
最后，每一个孩子成套测试了认识、运动技巧、和行为的评估。
The important function of packaging decoration on child toy production was discussed beginning from analysis of the cognition psychological characteristic of child to toy.
从分析儿童对玩具包装认知的心理特征入手，探讨了包装装潢设计对玩具产品所起到的重要作用。
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