单词：Burgess Shale
单词：Burgess Shale 相关文章
ARI SHAPIRO, HOST: The first Harry Potter book came out 20 years ago today. And before there were multimillion-dollar movies, Sorting Hat Halloween costumes and temporary tattoos of a lightning scar, there were just two books published in England tha
2017年NPR美国国家公共电台6月
The Burgess creatures, they believed, weren't as strange and various as they appeared at first sight. 他们认为，布尔吉斯动物群并不像初看起来那么古怪，那么多种多样。 They were often no stranger than trilobites, Fortey sa
万物简史
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Doug Johnson. VOICE TWO: Hammerhead sharks in the waters surrounding the small Pacific island of Malpelo, a Colombian wildlife sanctuary and a popular area for divers And I'm Faith La
VOA慢速英语2007年（一）月
A wolf accused a fox of theft，but the latter entirely denied the charge．An ape undertook to judge the matter between them．When each had fully stated his case，the ape pronounced this sentence；I do not think you，wolf，ever lost what you cl
趣味英语
What was most surprising, however, was that there were so many body designs that had failed to make the cut, so to speak, and left no descendants. 然而，最令人吃惊的是，如此之多的体形，打个比方说，却缺少深度、没有留下
万物简史
If you could fly backwards into the past at the rate of one year per second, 要是你能以每秒钟一年的速度飞回到过去， it would take you about half an hour to reach the time of Christ, and a little over three weeks to get back to the
万物简史