Back in the 1950s few women in the United States worked outside of the home, and even fewer earned doctorate degrees or went on to have professional careers. 回顾1950年代的美国,当时的女性很少在外工作的。而获得博士学位或者

发表于:2018-12-19 / 阅读(86) / 评论(0) 分类 VOA双语新闻 2011年9月

LEILA FADEL, HOST: Nancy Grace Roman led a remarkable life. She joined NASA in 1959, not long after it was created, and went on to become the agency's first chief of astronomy and relativity. She was also known as the mother of the Hubble Space Teles

发表于:2019-02-13 / 阅读(59) / 评论(0) 分类 2018年NPR美国国家公共电台12月