单词：spina angularis
[医] 角棘
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And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁， talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒，由于是在YouTube上，所以他用
发表于:2018-12-30 / 阅读(199) / 评论(0)
TED演讲科技篇
TED演讲科技篇
Itsremarkable how we are able to build up this picture of whats going on millionsof miles away in the solar system. Its one of the joys of science really, justalmost like a detective picking up on those tiny clues to tell a bigger story. Sothat the b
发表于:2019-01-23 / 阅读(173) / 评论(0)
探索与发现2014年
探索与发现2014年
By Deborah Block Washington, DC 11 January 2006 watch Baby Noor report Doctors in the southern U.S. city of Atlanta, Georgia say an Iraqi infant known as Baby Noor is doing well after surgery Monday t
发表于:2019-02-05 / 阅读(264) / 评论(0)
2006年VOA标准英语（一月）
2006年VOA标准英语（一月）