研究人员说，人们一直将儿童肥胖和过激行为的日益增多归咎为看电视太多，但是，关于看电视对儿童的学习的影响到底有多大，目前还没有定论。
Excessive television viewing has been blamed for increasing rates of childhood obesity and for aggressive behavior, while its impact on schooling have been inconclusive, researchers said.
今天的儿童很难设想没有收音机和电视机的时代是什么样子。
The modern children find it difficult to conceive of a time when there was no radio or TV.
一些没有直接接触到灾难的儿童也许会因为间接原因（比如电视画面）而产生哀伤情绪。
Some children who have only indirect contact with the disaster but witness it on television may develop distress.
教育电视并没有商业广告，并已计划为儿童，很多家长认同。
Educational television has no commercials and has programs for children that many parents approve of.
教育电视并没有商业广告，并已计划为儿童，很多家长认同。
Educational television has no commercials and has programs for children that many parents approve of.
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