埃迪卡拉动物群

厄尔尼诺使热带鱼群前往加州

厄尔尼诺使热带鱼群前往加州 Thanks to El Ni?o, California's coastal waters have become more hospitable to fish from the tropics. Hammerhead sharks are among them. 由于厄尔尼诺现象，加州海岸的水域环境对来自热带的鱼来

发表于:2019-01-14 / 阅读(92) / 评论(0)

VOA标准英语2016年(一月)

经济学人294:寒武纪大爆发动物王国出现

Science and technology 科学技术 The Cambrian explosion 寒武纪大爆发 Kingdom come 动物王国出现 Chinese palaeontologists hope to explain the rise of the animals 中国古生物学家希望解释动物的起源 AMONG the mysteries of evo

发表于:2019-01-16 / 阅读(30) / 评论(0)

经济学人科技系列

全球变暖北极生态系统面临挑战

Northeast Arctic cod, usually found in the Barents Seas, have been traveling up to the archipelago of Svalbard for the past three years. Off the coast of Longyearbyen, a Norwegian city located just 1,300 kilometers from the North Pole, scientists are

发表于:2019-02-05 / 阅读(50) / 评论(0)

英语新闻

美国旅游风尚

Travel美国旅游风尚It's summertime, and the livin' is easy. For many Americans, this is the season to travel. Why? Because school is out. Because the weather is great. And most of all, because we all deserve a break. When Americans take a break,

发表于:2019-02-09 / 阅读(43) / 评论(0)

英美文化

Mexico to better monitor endangered flora and fauna

MEXICO CITY, May 18 (Xinhua) -- The Mexican government signed an agreement with the non-governmental group TRAFFIC on Tuesday to exchange information about illegal seizures of flora and fauna species in Mexico. The agreement with the wildlife trade m

发表于:2019-02-17 / 阅读(61) / 评论(0)

英语新闻

万物简史第249期:大地在移动(3)

Wegener developed the theory that the world's continents had once come together in a single landmass he called Pangaea, where flora and fauna had been able to mingle, before the continents had split apart and floated off to their present positions. A

发表于:2019-02-25 / 阅读(62) / 评论(0)

万物简史

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学英语单词

boring and mortising machine

Combustion Engineering Inc.

convergence with probability one