太阳磁周

科学家改进空间天气预报准确性

Scientists Improve Space Weather Forecast Accuracy 科学家改进空间天气预报准确性 At one time, scientists thought the space between Earth and Sun was a vacuum . But we now know that the su

发表于:2018-11-29 / 阅读(154) / 评论(0)

VOA2005（下）--环境科学探索

太阳科普第15期

The key difference of course is that a sunspot's 最关键的不同点在于太阳黑子 an awful lot bigger and so the total energy, 大得多，所以太阳磁场内 or the amount of energy in the magnetic field 所含的总能量大得惊人 on th

发表于:2018-12-07 / 阅读(169) / 评论(0)

太阳科普

太阳科普第14期

It sits a million miles away from the Earth 它位于距地球一百万里处的 at the Lagrangian point 拉格朗日点 where the gravitational pull from the Earth and the sun is equal. 此处地球和太阳的引力相等 Fixed in space it has an u

发表于:2018-12-07 / 阅读(142) / 评论(0)

太阳科普

太阳科普第12期

And after a while a pattern emerged. 久而久之，人们就归纳出一个模式 If you observe sun spots over several years, 若连续观察太阳黑子好几年 they come and go with an about an eleven year cycle. 会发现它们约每隔11年会周

发表于:2018-12-07 / 阅读(141) / 评论(0)

太阳科普

太阳科普第16期

The auroras dancing displays of celestial light 在天空中熠熠生辉的极光 are caused by particles from the solar storm smashing 是太阳风暴夹带的微粒 through the magnetic field at the poles. 撞击地球两极磁场的结果 When the

发表于:2019-01-02 / 阅读(160) / 评论(0)

太阳科普

VOA慢速英语2011--NASA’s Aquarius Satellite Will Help Sc

EXPLORATIONS - NASAs Aquarius Satellite Will Help Scientists Learn About Salt Levels in the Sea STEVE EMBER: Im Steve Ember. DOUG JOHNSON: And Im Doug Johnson with EXPLORATIONS in VOA Special English. Today we tell about an American space agency proj

发表于:2019-01-12 / 阅读(96) / 评论(0)

2011年VOA慢速英语(六)月

VOA慢速英语2015 卫星关注太阳风暴并向地球发送警报

Satellite Will Watch Sun Storms, Send Warnings to Earth 卫星关注太阳风暴并向地球发送警报 A new satellite is travelling 1.5 million kilometers over a 110-day period to enter an orbit of the sun. It is called DSCOVR -- the Deep Space Cl

发表于:2019-01-12 / 阅读(113) / 评论(0)

2015年VOA慢速英语(三)月

VOA慢速英语2014 如何抵御太阳风暴发表

How to Weather a Solar Storm 如何抵御太阳风暴发表 Powerful winds from the sun affect the earths atmosphere. These solar winds cause the beautiful aurora borealis, also known as the northern lights. These winds are also responsible for many

发表于:2019-01-12 / 阅读(132) / 评论(0)

2014年VOA慢速英语(十)月

英语听力：自然百科地球力场 Earth's Force Field—16

During its magnetic cycle, the Sun undergoes periodic changes in activity. Every 11 years, it enters solar maximum. This 11 years cycle of solar activity has peaks where theres lots of solar storms. And right now where the sun is taking a little napp

发表于:2019-01-22 / 阅读(130) / 评论(0)

自然百科2011年

英语听力：自然百科地球力场 Earth's Force Field—3

In polar regions where the magnetic field is / weakest, auroras glow in the sky. These dazzling displays of colored lights form when solar particles slam into gases in our atmosphere causing them to glow. The stronger the solar wind, the more dramati

发表于:2019-01-22 / 阅读(103) / 评论(0)

自然百科2011年

经济学人40:气候和太阳圈在冬日的阳光中发冷

Science and Technolgy 科技 Climate and the solar cycle 气候和太阳圈 Chilling out in the winter sun 在冬日的阳光中发冷 Stratospheric changes can lead to nasty cold snaps 平流层的变化能引发讨人厌的寒流 THOSE unconvinced-

发表于:2019-01-26 / 阅读(83) / 评论(0)

经济学人科技系列

经济学人244:太阳物理学落山的太阳

Science and technology 科学技术 Solar physics 太阳物理学 Sun down 落山的太阳 Several lines of evidence suggest that the sun is about to go quiet 证据的一些方式表明太阳即将变平静 spots of bother? 太阳黑子的困扰？

发表于:2019-02-02 / 阅读(121) / 评论(0)

经济学人科技系列

外媒：科学家警告太阳将在2030年休眠

The Earth could be headed for a 'mini ice age' researchers have warned. 科学家警告称，地球可能会逐渐进入小冰河期。 A new study claims to have cracked predicting solar cycles - and says that between 2020 and 2030 solar cycles will

发表于:2019-02-05 / 阅读(84) / 评论(0)

阅读空间

Magnetic Bubbles Detected at Edge of Solar System

The latest data from the twin Voyager spacecrafts suggest the outer edge of the solar system is not smooth but filled with giant magnetic bubbles. Scientists say the turbulent bubbles are the result of the interaction between the Suns magnetic field

发表于:2019-02-06 / 阅读(136) / 评论(0)

英语新闻

英语听力：自然百科金星和水星旅行指南 Venus and Mercury-7

Like Mercury, the earth takes a beating from the sun's violent temper. Flares, sun storms and other solar hissy fits can cause electronic mayhem for the satellites that roam above our heads. Fortunately, the earth is protected from this radiation by

发表于:2019-02-15 / 阅读(222) / 评论(0)

自然百科2012年

经济学人:太阳物理和古生物学:"石"事求是(1)

Science and Technology: Solar physics and paleontology: Set in stone 科技：太阳物理和古生物学：石事求是 An ancient forest reveals the suns behaviour 290m years ago. 远古树木向人们揭示二亿九千万年前的太阳活动情况。

发表于:2019-02-16 / 阅读(72) / 评论(0)

经济学人科技系列

经济学人198:气候与太阳周期冬日下的冷噤

Science and technology 科学技术 Climate and the solar cycle 气候与太阳周期 Chilling out in the winter sun 冬日下的冷噤 Stratospheric changes can lead to nasty cold snaps 平流层变化引起讨厌的严寒 THOSE unconvincedand those

发表于:2019-02-16 / 阅读(108) / 评论(0)

经济学人科技系列

GRE试题一(2)

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(207) / 评论(0)

实用英语

英语听力—环球英语 1155 Northern Lights

Voice 1 Welcome to Spotlight. Im Rena Dam. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Picture a dark black sky. Suddenl

发表于:2019-02-21 / 阅读(101) / 评论(0)

环球英语 Spotlight

经济学人259:平流层的变化能引发讨人厌的寒流

Climate and the solar cycle 气候和太阳圈 Chilling out in the winter sun 在冬日的阳光中发冷 Stratospheric changes can lead to nasty cold snaps 平流层的变化能引发讨人厌的寒流 THOSE unconvincedand those seeking to unconvinc

发表于:2019-02-24 / 阅读(122) / 评论(0)

经济学人综合

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