单词：plutonium fission
单词：plutonium fission 相关文章
We Cant Just Play with sports I believe that the greatest frontier of our ignorance lies in the relationship of man to man. I do not discount in the marvelous development in the world of things, nor do I devaluate the contributions of those who made
英语励志美文精华
[00:00.00]Lesson Eight [00:02.80]Text [00:05.43]How I Designed an A Bomb [00:09.59]in My Junior Year at Princeton John A . Phillips and David Michaelis [00:19.15]The first semester of my junior year at Princeton University is a disaster, [00:27.30]an
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measurement slave unlimited invert symmetrical lessen lever hip liability overlook thresh tensile vision likeness steady siege fission limp line linear vein commence obscure
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Is a Fusion Nuclear Reactor Coming Soon? 核聚变反应堆会很快推出？ 美国科技组织的洛克基德马丁称五年内，将会建成一个核聚变反应堆。他说预计到2017年能呈现一个操作雏形，到2022年，就能够投入使
2014年VOA慢速英语(十二)月
A former nuclear weapons center is now a wildlife refuge. 美国一处前核武器工厂现在成为了野生动物保护区。 The United States Fish and Wildlife Service officially opened the Rocky Flats National Wildlife Refuge in Colorado last we
2018年VOA慢速英语(九)月
NASA Tests Power System to Support Manned Missions to Mars United States government agencies say the first tests of a very small nuclear power system designed for missions to Mars have been successful. 美国政府机构表示，为火星任务设计的
VOA标准英语2018年(一月)
A jury has found a man who threw his four-year-old daughter off Melbourne's Westgate Bridge guilty of murder. Arthur Freeman was found guilty after the jury deliberated for five days. The jury members had earlier told the judge they would not be able
澳洲ABC新闻快递2011年
以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握大意。 2、继续听，特
NPR边听边练
World's First Nuclear Fusion Reactor 50 Percent Complete At the Geneva Superpower Summit in November 1985, American President Ronald Reagan met with the Soviet Union's General Secretary Mikhail Gorbachev. 在1985年11月的日内瓦超级大国首脑会
2018年VOA慢速英语(一)月
Shrimp 虾 Is shrimp your favorite seafood? 虾是你最喜爱的海产品吗 People love shrimp a lot. 人们非常喜欢虾。 But do you know that fission whales like shrimp, too? 但是你知道裂变鲸也喜欢虾吗？ Female shrimp hatch 50,0
与美国小学生一起学英文第8册
A Closer Look at the Iran Nuclear Deal 仔细复盘伊朗核交易 World powers have been working for years to limit Irans nuclear activities. But news reports often fail to provide details of the nuclear negotiations. Today we explore some of the is
2015年VOA慢速英语(七)月
US Praises Nuclear Deal with Iran, Others Concerned 美国称赞伊朗核协议的同时其他国家表示担忧 The deal between Iran and six world powers to place limits on Irans nuclear program has brought reactions from cheers to alarm around the
2015年VOA慢速英语(四)月
AS IT IS 2016-01-07 North Korea Says It Tested Hydrogen Bomb 朝鲜声称进行了氢弹测试 North Korea says it tested a hydrogen bomb on Wednesday. 朝鲜声称周三测试爆炸了一枚氢弹。 The U.S. Geological Survey reported a 5.1 magnitu
2016年VOA慢速英语(一)月
文本： HQ Gentlemen,we have examined the contents of the bomb.The boys in the E.O.D. have traced the __(1)__ back to a North Korean manufacturer. Hathcock That doesn't make any _(2)_,Sir.Why the hell would they be shipping the thing from Russia ba
小龟乐游记英语短文
Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing
万物简史
模仿句子：Are measures to tackle climate change working better than the world thought? Emissions of greenhouse gases stalled last year according to the International Energy Agency, even though the global economy kept expanding. 翻译：应对气候
英音模仿秀
The Romans also flavored their wine with lead, which may be part of the reason they are not the force they used to be. 罗马人也用铅来给酒调味，这也许是他们不再像以往那样强大的部分原因。 As we have seen elsewhere, our
万物简史
And what happened was -- when we get in to chapter two of the nuclear threat era, which started back in 1945. 而现实是当我们进入1945年开始的核威胁时期的第二阶段 Chapter two starts in 1991. 第二个阶段是从1991年开始的
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