[电] 反射器元件

太阳科普第5期

Today that sounds ridiculous. 今日这种说法听来荒唐 But two hundred years ago it didn't seem so unlikely. 但是两百年前还颇言之成理 It was widely believed that 当时一般人认为 the Earth was only a few thousand years old. 地球

发表于:2018-12-07 / 阅读(157) / 评论(0)

太阳科普

太阳科普第6期

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条，都是微量复杂元素造成的 metals like iron and magnesium. 好比说

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[00:01.02]A year later, [00:02.36]she found a note under her door from eddy, [00:05.01]telling her that she was still the best teacher [00:07.17]he ever had in his whole life. [00:09.74]But the story doesn't end there. [00:11.91]Twenty years went by

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From NPR News in Washington, I'm Barbara Klein. The US Intelligence Community in Afghanistan has been sharply criticized by one of its own. Major General Michael Flynn, a Deputy Chief of Staff for Intelligence for the US and NATO in Afghanistan, says

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2010年NPR美国国家公共电台1月

SSS 2010-04-27

In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40

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Scientific American(四)月

Enable to do sth.

Enable to do sth. Beneficial--- by/from Criticize Shortcomings Human Resources prevent--- prevent from Device--- facility Recovery Know-how Expert Emphasis---imphases Be lack of = short of Factor--- e

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据《科学》杂志报道，苏联的月球车40年前在月球表面留下了激光反射器，虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日，一组物理学家终于发现了来自反射器的微弱闪

发表于:2019-01-02 / 阅读(163) / 评论(0)

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趣味英语

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十二星座箴言 Aries 白羊座 (3月21日~4月20日) The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 TIPS: Your persistence will lead you to success. But your impulsive te

发表于:2019-01-03 / 阅读(165) / 评论(0)

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Aries 白羊座 (3月21日~4月20日) The fire element of Arise brings assertive I energy. 火相星座的特质使白羊座具有非常自信的自我力量。 TIPS: Your persistence will lead you to success. But your impulsive temper may cause prob

发表于:2019-01-03 / 阅读(134) / 评论(0)

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新春将近，老一辈的人总是在新的一年开始的时候根据生肖算一下自己来年的运气，而年轻人则会针对自己的星座测算一下新的一年里的运程。星座是西方人的传统性格分析学问，但你知道怎

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AS IT IS 2016-06-11 Four New Elements Added to Periodic Table 元素周期表新增四种元素 Four new chemical elements have been officially added to the periodic table. 四种新的化学元素被正式加入到元素周期表中。 The Internati

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2016年VOA慢速英语(六)月

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[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的橡皮图,松紧带肘,肘部较老的,年长的 [1:2.6076]elect electrical electron选举,推选电的,电气科学的电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

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2016年CRI World's largest radio telescope ＂can shed first light＂ in exploring universe: astronomers

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Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst

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VOA常速英语2007年-Scientist in Texas Runs NASA's Lunar Laser Prog

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星座（Zodiac Sign）是占星学（astrology）中必不可少的组成部分之一，也是天上一群群的恒星组合（constellation）。人们用星座来分析性格，每个星座都有特定的性格特征，小编帮你整理出来，可

发表于:2019-02-08 / 阅读(346) / 评论(0)

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发表于:2019-02-09 / 阅读(124) / 评论(0)

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2016年CRI World's largest radio telescope completes installation

The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for

发表于:2019-02-21 / 阅读(177) / 评论(0)

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