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媒體的運(yùn)用在美國青少年中飛漲Hints:無 The study suggests a link between heavy media use and lower performance in school. About 1/4 of those who used media the least reported that their grades were...

媒體的運(yùn)用在美國青少年中飛漲Hints:無 The study suggests a link between heavy media use and lower performance in school. About 1/4 of those who used media the least reported that their grades were

媒體的運(yùn)用在美國青少年中飛漲Hints:Vicky RideoutKaiser Family FoundationAmerican children and teenagers have increased their use of entertainment media by more than one hour a day in the last 5 ye...