There are three major objectives of media research:(1) obtain knowledge about the educational or instructional effectiveness of a chosen medium;
大众传播研究有三个主要目标：（1 ）获得对被选择的媒体的教育或指导效力的了解；
However, these researchers found that parents' efforts to obtain this information were only weakly linked with the accuracy of parents' knowledge about their children.
然而研究人员却发现，父母为获得这些信息所付出的努力，与子女所反馈的信息的准确性，两者之前无甚关联。
The results showed that the patients hoped to obtain the knowledge related with the diseases themselves and the knowledge about family care, infectious diseases and chronic diseases.
结果病人比较重视自身疾病有关方面的知识，家庭保健知识，传染病和慢性病知识；
He attempts to obtain a partial and progressive comprehension about it, the purpose of which is to help people increase their knowledge about reality.
他尝试着对其做出部分的、渐进的了解，其目的是帮助人们增加关于实在的知识。
In the entire training process, all the leaders gave us many help about education carefully, so that we not only obtain lots of knowledge, but also a more in-depth understanding of education.
在整个培训过程中，各位领导针对教育的诸多方面给予我们认真细致地讲解和指导，使我们从中获益匪浅，也使我们对教育的理解更加深入和透彻。
In the entire training process, all the leaders gave us many help about education carefully, so that we not only obtain lots of knowledge, but also a more in-depth understanding of education.
在整个培训过程中，各位领导针对教育的诸多方面给予我们认真细致地讲解和指导，使我们从中获益匪浅，也使我们对教育的理解更加深入和透彻。
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