地球向角

PBS高端访谈:PBS新纪录片"Earth:The Operator's Manual"

JUDY WOODRUFF: Finally tonight: Yesterday was Earth Day, with celebrations around the globe. Hari Sreenivasan talked recently to a geologist who is also the host of a new film. And he's traveled the globe looking for ways human ingenuity has solved t

发表于:2018-12-31 / 阅读(29) / 评论(0)

PBS访谈环境系列

Rising Temperatures on Earth's Surface Make Changes

Broadcast: Jan 10, 2003 By George Grow This is the VOA Special English ENVIRONMENT REPORT. American scientists say rising temperatures on Earth's surface are forcing animals and plants to move to cool

发表于:2019-01-20 / 阅读(123) / 评论(0)

VOA2003（上）-社会广角

60秒科学:Earth's Fried Far-Future Postponed

Earth's Fried Far-Future Postponed A study in the Proceedings of the National Academy of Sciences adds at least a billion years to the already far-future estimate of when the sun will make Earth too hot to handle. Karen Hopkin reports. [The followin

发表于:2019-01-30 / 阅读(71) / 评论(0)

60秒科学

China's rare earth policy justified: spokesman

BEIJING, March 15 (Xinhua) -- China's restrictions on rare earth exports are justified and are in line with World Trade Organization rules, Shen Danyang, spokesman for the Ministry of Commerce, said Thursday. The policy aims to protect resources and

发表于:2019-02-08 / 阅读(42) / 评论(0)

英语新闻

加州英语分级G6 Changes at Earth's Surface 16

图片1 图片2 图片3 图片4 图片5

发表于:2019-02-19 / 阅读(87) / 评论(0)

加州英语分级G6

加州英语分级G6 Changes at Earth's Surface 15

图片1 图片2

发表于:2019-02-19 / 阅读(85) / 评论(0)

加州英语分级G6

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