[物质—辐射]退耦时间(宇宙论)

英语动画:大学六级词汇速记 20epoch到extravagant

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发表于:2018-12-10 / 阅读(113) / 评论(0)

大学六级6000单词速记动画版

VOA标准英语2013--Scientists Ponder 'Epoch' of Damage to Global Water System

Scientists Ponder 'Epoch' of Damage to Global Water System Scientists say a new geologic epoch has begun whereby humans are causing major damage to global water systems. They warn of a planetary transformation comparable to the retreat of the glacier

发表于:2019-01-14 / 阅读(42) / 评论(0)

VOA标准英语2013年(五月)

英语听力：自然百科穿越银河系的旅行 Through Milky Way—23

But dark matter does more than simply holds galaxy like ours together. Astronomers think it binds the Milky Way into an extraordinary structure along with billions of other galaxies. To explore it, we'll take a journey to the very edge of the univers

发表于:2019-01-22 / 阅读(45) / 评论(0)

自然百科2011年

英语美文：抱负

It is not difficult to imagine a world short of ambition. It would probably be a kinder world: with out demands, without abrasions, without disappointments. People would have time for reflection. Such work as they did would not be for themselves but

发表于:2019-02-09 / 阅读(45) / 评论(0)

英语美文

Ambition 抱负

Ambition 抱负 It is not difficult to imagine a world short of ambition. It would probably be a kinder world: with out demands, without abrasions, without disappointments. People would have time for reflection. Such work as they did would not be for

发表于:2019-02-20 / 阅读(65) / 评论(0)

阅读空间

心存高远方能获得成功

发表于:2019-02-20 / 阅读(28) / 评论(0)

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学英语单词

Anemone tomentosa

aortoiliac occlusive disease

Boston Computer Society

Callitriche hermaphroditica

center about

chemoautotrophic nutrition