根据美国全国科学作者协会的数据,报纸专门的科学版的数量从1989年的95个下降到了2005年的34个。
The number of dedicated science sections in newspapers fell from about 95 to 34 between 1989 and 2005, according to the US National Association of Science Writers.
根据美国全国科学作者协会的数据,报纸专门的科学版的数量从1989年的95个下降到了2005年的34个。
The number of dedicated science sections in newspapers fell from about 95 to 34 between 1989 and 2005, according to the US National Association of Science Writers.
应用推荐