单词:recycle ratio of gaseous constituents
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NASA's Juno Spacecraft Shows the Makeup of Jupiter Scientists are finding that the inside of Jupiter is just as interesting as the part of the planets atmosphere that we can see. At the center of the planet is a liquid mixture of the elements hydroge
This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? If there's a line in Vegas on the odds of life on another planet, now might be a good time to place a wager. A study in the journal Science examined 166 Sun-sized star
Do you recycle? Neil: Hello, this is Real English from BBC Learning English, Im Neil. Helen: 大家好,我是Helen,欢迎收听地道英语。 Neil: In Real English, we look at words and phrases that you might not find in your dictionary. Helen: 英语是在现实生
图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t
图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt
NASA's Juno Spacecraft Shows the Makeup of Jupiter Scientists are finding that the inside of Jupiter is just as interesting as the part of the planets atmosphere that we can see. At the center of the planet is a liquid mixture of the elements hydroge
This is the VOA Special English Technology Report. Each year, Americans throw away millions of tons of electronic devices. That means business is good for a small electronics recycler in Chantilly, Virginia. Company President Jeremy Faber established
Flatulence, or passing gas, is a normal daily phenomenon. 胀气,或者放屁,是正常的日常现象。 Most individuals, yes, that includes you, 大多数人,是的,这包括你, will make anywhere from 500-1500 milliliters of gas and ca
And then our mothers tell us, Careful you don't fall down, because you'll fall over. 然后母亲告诉我们,没有跌倒也要小心,因为你还会掉下来。 Now, go into the real atmosphere of this planet. 现在,进入这个行星真正的
Britain Politicians' salaries 英国 议员们的薪酬 Bargain basement 地下廉价部 The 2009 MPs' expenses scandal cast a long shadow over British politics. It also led to the creation of an Independent Parliamentary Standards Authority (IPSA) t
Part III A New Age Dawns 第三部 一个新时代的黎明 A Physicist is the atoms way of thinking about atoms. -Anonymous 物理学家就是以原子的方式来考虑原子的人。无名氏 8 Einsteins Universe 第八章 爱因斯坦的宇宙 As
For a long time the Big Bang theory had one gaping hole that troubled a lot of peoplenamely that it couldn't begin to explain how we got here. Although 98 percent of all the matter that exists was created with the Big Bang, that matter consisted excl
In the United States, the fastest growing type of trash is e-waste: computers, TVs and other electronics. Because many e-waste components are toxic, many communities are striving to recycle them more responsibly. From Boulder, Colorado, Shelley Schl
BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up
天文学在我们听力讲座里面算是出现频率较高的话题了,在目前所有的176篇讲座里一共有14篇天文学类的文章,且都是比较有难度的,可以说,天文学类算是我们讲座里的一个重点也是难点了。
China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem
19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年,芝加哥大学的研究生斯坦利米勒拿
17 Into the Troposphere 第十七章 进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地,我们有了大气。它使我们有了个温暖的环境。 Without it, Earth would be a lifeless ball of ice with an average te
furthermore ad.而且,此外 furthest a. 最远的,最遥远的 fuse n.保险丝,导火线 future n.将来,未来 gain vt.vi.获得 n.利益 gallery n.长廊,游廊;画廊 gallon n.加仑 ga