On the other hand low family income, illness and abnormal birth had negative effect on child development.

但家庭低收入、疾病和异常分娩对儿童发育产生不良影响。

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A child born and brought up in a parents-led family invariably appears to be abnormal in their mental development more or less.

一个生长在父母主导型家庭中的孩子在心理发育方面或多或少都存在着问题。

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Topics of study include child development, adolescent psychology, family law, and program planning.

课程包括儿童成长，青少年心理学，婚姻家庭法和方案规划等。

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The World Conference on Human Rights also stresses that the child for the full and harmonious development of his or her personality should grow up in a family environment which accordingly merits broader protection.

UNESCO: Vienna Declaration and Programme of Action