地球史

AMERICAN MOSAIC - Beyond History Books: New Museum Tells Lin

AMERICAN MOSAIC - Beyond History Books: New Museum Tells Lincoln's Story By Nancy Steinbach,Caty Weaver Broadcast: Friday, April 22, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special Engli

发表于:2019-01-04 / 阅读(68) / 评论(0)

American Mosaic

跟《我是歌手》学英文：李玟 Earth Song

Earth Song is the third single from Michael Jackson's album HIStory: Past, Present and Future, Book I. 《Earth song（地球之歌）》是迈克尔杰克逊《HIStory: Past, Present and Future, Book I》（精选集）专辑中第三支单曲。 Wh

发表于:2019-01-10 / 阅读(47) / 评论(0)

英乐时空

TED演讲:地球的年龄有多大(2)

The United States of America's Declaration of Independence would be signed in the last half-inch. 美国的独立宣言签署在最后的半英寸。 Or if we compared geologic time to a woman stretching her arms to a span of six feet, 如果我们将地

发表于:2019-02-13 / 阅读(26) / 评论(0)

TED演讲教育篇

TED演讲:地球的年龄有多大(1)

How old is the Earth? 地球的年龄有多大？ Well, by counting the number of isotopes in a sample of rock that's undergone radioactive decay, 通过对岩石样品中正经历着放射衰变的同位素计数， geologists have estimated the Ear

发表于:2019-02-13 / 阅读(38) / 评论(0)

TED演讲教育篇

万物简史第262期:大地在移动(16)

Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho

发表于:2019-02-25 / 阅读(55) / 评论(0)

万物简史

神秘的月球第9期

The moon was an ancient, fossilised world. 月球是个古老的化石世界 Its rocks hadn't changed for billions of years. 它的岩石数十亿年来没有改变 Scientists were thrilled. 科学家喜出望外 Basically the surface of the moon kin

发表于:2019-02-27 / 阅读(92) / 评论(0)

神秘的月球

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acetogenic bacteria

acknowledgment lever

adjacent channel suppression

alangamide

Antiflamisonum

Ashley Montagu

aster subulatus michx.