音标:[tetrə'dæktɪlɪ] ;
[医]四指(趾)

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(97) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(84) / 评论(0) 分类 医务英语

Science and technology 科学与技术 Splay-footed, not flat-footed 不是扁平足而是八字足 A new fossil shows that evolution does not always mean change 新发现的化石显示,进化并不总意味着变化 Palaeontology 古生物学 The

发表于:2019-01-26 / 阅读(97) / 评论(0) 分类 经济学人科技系列

Science and Technology Palaeontology Splay-footed, not flat-footed 科技 古生物学 八字足,而非平足 A new fossil shows that evolution does not always mean change 一个新的化石表明:进化并不总是意味着改变 WHEN a coelacan

发表于:2019-01-26 / 阅读(100) / 评论(0) 分类 经济学人科技系列

Science and Technology Palaeontology Splay-footed, not flat-footed 科技 古生物学 不是扁平足而是八字足 A new fossil shows that evolution does not always mean change 新发现的化石显示,进化并不总意味着变化 WHEN a coela

发表于:2019-01-26 / 阅读(91) / 评论(0) 分类 经济学人科技系列

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(106) / 评论(0) 分类 万物简史