John F. Kennedy: Moon Speech at Rice University

John F. Kennedy: Moon Speech at Rice University Despite the striking fact that most of the scientists that the world has ever known are alive and working today, despite the fact that this nation's own

1医学专业英语--解剖学词汇

Section 2 Splanchnology 第一章 总论 Chapter 1 Introduction anterior axillary line 腋前线 anterior median line 前正中线 Hilum 门 midaxillary line 腋中线 midclavicular line 锁骨中线 parasternal line 胸骨旁线 posterior axillary line腋后线 posterior med

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Anatomy of the Liver he anterior surface of the liver is triangular in shape, made of two lobes. The right lobe is the larger of the two, measuring 6 to 7 inches in length. The left lobe is 3 inches in length. Ligaments connect the upper surface of t

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In order to convert this opaque, 90,000 hours of video into something that we could start to see, 为了把这个9万小时的录像变成我们能识辨的东西 we use motion analysis to pull out, as we move through space and through time, what we

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Part fourteen 第十四章 Dentures 活动义齿（假牙） I've reviewed your X-rays and I'm sorry to say that the rest of your upper teeth will have to beremoved. 我看过了你的X光照片，很遗憾你上排所剩下的牙齿都要拔掉。 T

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Today we'll take the following: 今天我们要做以下以下几件事： 1) A profile photograph (picture) of the head. 一、拍一张头部侧面的照片。 2) An intraoral photograph. 二、拍一张口腔内的照片。 3) Orthodontic study mo

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I've noticed that my daughter's teeth aren't growing straight. Her teeth are too big. Theredoesn't seem to be enough space for them. 我发现我女儿的牙齿长的不正，牙齿也太大了，好像空隙不好。 How old is your daughter? 你女儿

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Is it necessary to have cavities in the baby teeth repaired? 乳牙蛀成了洞还有必要补上吗？ If the baby teeth are going to fall out, I don't think that it matters if they become decayed. 如果乳牙是要脱落的，我想蛀了也没有关

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Part nine 第九章 Fixed Bridge 固定桥 Good morning, it's nice to see you again, Mrs. Walsh. 早安，很高兴又见到您了，沃尔太太。 Hello, Doctor. That extraction has healed very well. I had no trouble with it. 你好，医生。上次

Brains and politics

Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners inLugano, Switzerland for a more complicated topic this week. Were talkingabout the structure of the brain, and how it could

CNN 2009-09-05

Hello! I'm Naamua Delaney at the CNN center in Atlanta and here's a look at what's happening NOW IN THE NEWS. This morning's new jobless numbers are a little worse than expected. The unemployment rate jumped to 9.7% in August. That is up from 9.4% l

SSS 2009-11-03

The other day my 3-year old God son and I were pillow fighting when he sat down, panting, and said with surprise, I can feel my heart beating! Sometimes it takes little kids to remind us just how amazing our bodies are. Scientists believe that an are

SSS 2009-02-11

This is Scientific American's 60-Second Science. I'm Christie Nicholson . Got a minute? The lure of gambling clearly comes from the chance of winning. But how exciting is it to almost win? A study in the February 12th issue of the journal Neuron look

AP 2009-09-10

1.President Barack Obama is encouraging the nation's students to find what they are good at and stick with it. He spoke to students at a high school in a Washington suburb. Other kids watched the speech on TV at schools nationwide. Conservative grou

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People who struggle to learn foreign languages may simply have brains that are not wired to retain linguistic skills, a new study suggests. 最新研究表明，学外语比较吃力的人，可能仅仅是因为大脑机制之间缺乏连贯，难以保

Liverpool's Lucas ruled out for season

LONDON, Dec. 1 (Xinhua) -- Liverpool midfielder Lucas Leiva has been ruled out of the rest of the season with a knee injury, English website sportinglife.com said. The Brazil international was carried off on a stretcher in the second half of the Reds

Former Liverpool defender Aurelio returns from injury

RIO DE JANEIRO, Nov. 7 (Xinhua) -- Former Liverpool and Valencia defender Fabio Aurelio has returned to training with Brazil' s Gremio after recovering from a serious knee injury. The 33-year-old underwent surgery in July to repair a torn anterior cr

CCTV9英语新闻：New video showing moment of US rocket explosion

There are some footage for you of the moment when an unmanned NASA rocket bound for the International Space Station, exploded upon launch on Tuesday evening. These are amateur videos gathered by the Associated Press. The rocket blew up over the Virgi

CCTV9英语新闻：Space lecture features Q&A session

The space lecture featured a QA session towards the end. Students questions ranged from what space looks like from Tiangong-1 to what problems the human body has faces in space. One of the students asked if the astronauts can see space junk and how S

Study: Living In A City Might Make You Crazy

Study: Living In A City Might Make You Crazy Ever wondered why those apple-cheeked Himalayan villagers look so untroubled, even as most of your friends and family make weekly visits to the therapist? You might finally have your answer -- and it reall