单词：primordial fin
单词：primordial fin 相关文章
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths original atmosphere would have been unpleasantdeadly in factto any organisms that breathe oxygen. There wasnt any. Not until about 2.4 billi
Scientific American(四)月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. In 1953 a student named Stanley Miller did an experiment showing that the simple chemicals present on the early Earth could give rise to the basic buildi
Scientific American(十)月
This is the VOA Special English Economics Report. In recent years, a shining city grew in the desert of Dubai on -- and even off -- the Gulf coast. An island shaped like a palm tree was built for hotels, homes and entertainment. In October of last ye
VOA慢速英语2009年（十二）月
Let us return to original chaos! 让我们重归于元始的混沌！ Let us imagine the primordial din, the original vortex! 让我们臆想那本初的喧嚣、元始的漩涡！ Let us throw ourselves into the whirlwind which has preceded the crea
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BERLIN, Jan. 14 (Xinhua) -- Germany's Finance Minister Wolfgang Schaeuble on Monday urged visiting Greek opposition leader Alexis Tsipras to support austerity measures and economic reforms. Schaeuble told Tsipras, a critic of the German-backed auster
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Astrophysics 天体物理 Dust to dust 尘归尘，土归土 A dramatic recent discovery in physics is looking rather dodgy 近期，物理学中的一项戏剧性发现看上出非常模糊 IN MARCH Chao-Lin Kuo, an astrophysicist at Stanford Univer
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