美国常用口俚语Unit 33

[00:00.00]1651.He never gives up. [00:01.06]他很顽固。 [00:02.12]1652.He's in a terrible mood. [00:03.45]他正在大发脾气。 [00:04.78]1653.Is he any better? [00:05.86]他比较好一点儿吗？ [00:06.95]1654.You had better wise up. [00:0

SSS 2011-07-13

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? You could think of it as the real dancing with the stars. Two white dwarf stars have been found twirling around each other to make a complete orbit in less than every 13

VOA标准英语2012--Small-Scale Irrigation Nets Large-Scale Payoff

Small-Scale Irrigation Nets Large-Scale Payoff A new study shows small-scale irrigation systems could boost farmers incomes by billions of dollars in sub-Saharan Africa and South Asia. The research was discussed at the World Water Week conference in

VOA标准英语2010年-Setting the Stage for Future Stars

At the Stagedoor Manor summer camp theater, kids from all over the world put on 13 full-scale productions in three weeks. Among the many specialty summer camps in the U.S. are drama camps, where youngsters learn about theater and put on a play. There

科学美国人60秒 SSS How to Find Loooong Gravitational Waves

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

英语听力：2013-09-22 地平线：黑洞吞噬—2

High above your head, in the centre of our Milky Way Galaxy, a violent drama is about to unfold. Our super-massive black hole is getting ready to have dinner. As a gas cloud three times the size of the Earth, its caught in its gravitational hold. Acr

科学家宣布再次探测到引力波

Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后，科学家们近日表示

中国布局引力波探测

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

科学家发现宇宙膨胀的证据

科学家发现宇宙膨胀的证据 WASHINGTON, March 17 (Xinhua) -- U.S. astronomers announced Monday they have captured the first images of gravitational waves, or ripples in space-time described as the first tremors of the Big Bang in which the u

2006年VOA标准英语-Bill Gates to Scale Back Duties at Microsoft

By Mil Arcega Washington, DC 19 June 2006 watch Gates Retire report Bill Gates (file photo) Bill Gates, the man who built the world's largest software company, says he will give up his daily management duties at Microsoft in two years to devote more

中国建造世界最高重力波望远镜

They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi

学个词Learn a Word 第1700-large-scale

今天我们要学的词是 large-scale。Large-scale 大规模的。The police busted a large-scale drug-trafficking ring. 警察捕获了一个大型毒品走私集团。Russia said that it is not planning a large-scale evacuation of its citizens l

翻译考试：catti必备词汇（三）

lyra 乐徽 rhythm 节奏 rhythmic pattern 节奏型 accent 重音 syncopation 切分音 meter 拍子 (time) duple meter(s) 二拍子 (2/2,2/4,2/8) triple meter(s) 三拍子 (3/2,3/4,3/8) quadruple meter(s) 四拍子 (4/2,4/4,4/8) common meter 普通拍

【英语语言学习】推特上的奇闻异事

My job at Twitter is to ensure user trust, protect user rights and keep users safe, both from each other and, at times, from themselves. Let's talk about what scale looks like at Twitter. Back in January 2009, we saw more than two million new tweets

商务英语:如何写商业计划书(生产分析)

1．新产品的生产经营计划； 2．公司现有的生产技术能力； 3．品质控制和质量改进能力； 4．现有生产设备或将要购置的生产设备； 5．改进或购置生产设备的成本； 6．现有的生产工艺流程

经济学人:天体物理 尘归尘土归土

Astrophysics 天体物理 Dust to dust 尘归尘，土归土 A dramatic recent discovery in physics is looking rather dodgy 近期，物理学中的一项戏剧性发现看上出非常模糊 IN MARCH Chao-Lin Kuo, an astrophysicist at Stanford Univer

经济学人512:宇宙学 揭秘宇宙的起源

Leaders 社论 Cosmology 宇宙学 Man suddenly sees the start of the universe 揭秘宇宙的起源 The quest to understand reality takes a great leap backwards 科学新突破探索宇宙诞生之初的真相 IN THE beginning was the word and the w

GRE阅读中的专有名词都有什么

首先我必须要知道，一篇文章中不认识的单词占托福阅读词汇总量的比例只要控制在8%以内，是绝对不会影响到我们对全文任何观点的理解的。基于这一点，我们大家大可不必因为遇到了几个我

2016年CRI China's Unveils ＂Taiji＂ Gravitational Wave Plan

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

学个词 Learn a Word-VOA英语教学 2832 on hold

今天我们要学的词是on hold。On hold 意思是暂时保留、搁置。The parts of Trump's executive order that prevent people from entering the US remain on hold. 川普的行政令中阻止人们进入美国境内的那部分依旧是被暂时