单词:reduction nuclei
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[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.81]1999 Passage4 [00:07.51]When a Scottish research team startled the world [00:10.54]by revealing 3 months ago [00:12.61]that it had cloned an adult sheep, [00:14.94]President Clinton move
OK, one more thing, if I can even get more bizarre. 另外还有一件事是更难以想象的 Since virtually all the mass of an atom is in the nucleus 既然事实是原子的全部质量集中在原子核, now, there is some amount of mass in th
This is the VOA Special English Development Report. The World Bank says most developing countries have made important progress toward the United Nations' Millennium Development Goals. Last week the international lender released its yearly World Devel
The 2018 Beijing Forum on Human Rights has kicked off, with the theme Poverty Elimination: Seeking Common Development to Build a Community of Shared Future for Human Beings. The two-day event this year has over 200 attendees from over 50 countries, r
Why are there males and females? Why are there two sexes instead of three, or twelve, or one? On this Moment of Science we'll learn why two is the magic number. Let's start with why there is sex at all. When two organisms reproduce sexually, sperm an
Science and Technolgy. 科技。 Modern alchemy. 现代炼金术。 Turning a line. 进入新的一行。 The race to extend the periodic table continues. 扩展元素周期表的比赛仍在继续。 ONE of the first inklings that chemistry has an u
This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of
The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into
During talks in Beijing, U.S. President Barack Obama and Chinese President Hu Jintao endorsed a package of energy projects, including deals on clean coal and electric vehicles. Environmental analysts say the talks offer new hope the two countries wi
白领英语晨读-131 Reduction of Your Tension 减轻压力
Zhao Chenxin, spokesperson for Chinas National Development and Reform Commission, speaks at a news briefing in Beijing on August 16, 2016. [Photo: china.com.cn] Zhao Chenxin, spokesperson for the National Development and Reform Commission, suggests l
WASHINGTON President Barack Obama met with the U.S. Congress top Republican, House of Representatives Speaker John Boehner on Sunday in search of a deficit-reduction package that would prevent substantial spending cuts and tax increases from going in
BEIJING, July 25 (Xinhua) -- The Chinese government said Wednesday that it will expand the pilot reform of replacing turnover tax with value-added tax (VAT) to 10 more provinces and cities from August 1 this year as part of the country's efforts in s
With 40 years of effort, China has lifted 800 million people out of poverty. The rural poor population decreased from about 99 million in 2012 to 30 million in 2017. Government officials, scholars, and representatives from international organizations
Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur
Obama calls for debt reduction in balanced manner WASHINGTON, Nov. 9 (Xinhua) -- The United States should cut its mounting public debt in a balanced manner with a plan including both government spending cuts and revenue increases, U.S. President Bara
Premier Wen Jiabao's last government work report to this year's National People's Congress put a large emphasis on energy efficiency and pollution reduction. Part of the strategy talks about reforming the current energy pricing system and shoring up
The 2015 Global High Level Forum on Poverty Reduction and Development convenes in the Great Hall of the People, in China's capital city of Beijing. Chinese President Xi Jinping addresses the event. CRIENGLISH.com now brings you a live broadcast of th
Now for more analysis, let's bring in Tang Min, Counsellor at the State Council, and our senior reporter Xu Zhaoqun. Welcome, both of you, to our discussion. Q1: Let me start with you Xu Zhaoqun. You've been to a lot of villages in poor regions, and