[化] 氟弹量热法

THE MAIL BOMB

(Knock at the door.) Mailman: Desmond? Seinfeld: Yeah. Mailman: Got a package for you. Sign here. Seinfeld: Oh, where is it from? Mailman: No return address. Seinfeld: What if I don't want it? Mailman

发表于:2018-11-28 / 阅读(157) / 评论(0)

疯狂英语2001年

SSS 2010-12-29

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Beauty is only skin deep. And the beauty of shiny white teeth is even less deep. Because a new study shows that fluoride forms a thinner protective shiel

发表于:2018-12-02 / 阅读(107) / 评论(0)

Scientific American(十二)月

Dental Health

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(79) / 评论(0)

科技之光

天籁音乐:Cherry Bomb

电影《逃亡乐队》讲述的是上世纪七十年代的一只女子摇滚乐队The Runaways的发展经历，女主角之一就是暮光中的Kristen Stewart，强烈推荐一下这部电影吧。Cherry Bomb是The Runaways的成名曲，这里放给

发表于:2018-12-14 / 阅读(88) / 评论(0)

天籁音乐

口腔临床英语对话第29期:正畸治疗(2)

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

发表于:2018-12-27 / 阅读(107) / 评论(0)

口腔临床英语对话

Lesson 54 - BOMB / DROP A BOMBSHELL

bomb To drop a bombshell 语言往往是难以捉摸，也是没有道理可讲的。我们刚才给大家介绍了Blockbuster。Blockbuster是指某件事，特别是文艺作品，取得很大成功。

发表于:2019-01-06 / 阅读(123) / 评论(0)

美国习惯用语

THIS IS AMERICA - Remembering the Cold War: A Bomb Shelter F

THIS IS AMERICA - Remembering the Cold War: A Bomb Shelter Fit For Congress By Jerilyn Watson Broadcast: Monday, May 16, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm

发表于:2019-01-06 / 阅读(136) / 评论(0)

This is America

Car Bomb Kills 46 at Baghdad Army Recruiting Office

Car Bomb Kills 46 at Baghdad Army Recruiting Office Kirk Troy A car bomb exploded in the early hours of Baghdad's Wednesday morning, killing at least 40 people in the second such bombing in Iraq in le

发表于:2019-01-06 / 阅读(182) / 评论(0)

VOA2004（上）--各类新闻

VOA标准英语2008年-Bomb Explodes in Busy Indian Market

Top Indian intelligence and security officials were summoned by the Home Minister for an emergency meeting following another fatal bomb blast in the Indian capital. Police say one child died and at least 18 other people were injured in the Saturday

发表于:2019-01-11 / 阅读(47) / 评论(0)

VOA标准英语2008年（九月）

VOA标准英语2008年-Undetonated Powerful Bomb Found at Bangalore Sh

India, which has suffered a series of urban bombings in recent years, is grappling with the aftermath of the first such attacks in Bangalore. The southern city is one of the world's hubs of information technology and has been spared the type of viol

发表于:2019-01-13 / 阅读(100) / 评论(0)

VOA标准英语2008年（七月）

VOA标准英语2010年-Coal Burning Linked to Fluoride Diseas

A cluster of villages in China's Guizhou province has been plagued by an outbreak of disease that damages teeth and bones. Now, a new study by Chinese and American researchers puts the blame on polluted coal burned in home fireplaces. In small quanti

发表于:2019-01-14 / 阅读(85) / 评论(0)

VOA标准英语2010年(十)月

科学美国人60秒 SSS 海狸牙齿的奥秘

Ah yes.The ol' fluoride rinse at the dentist. Not pleasant. But hey, good for your teeth, right? 没错，这是牙医洗牙用的含氟漱口水。确实够闹心的。但毕竟对你的牙齿有益不是吗? Well now materials scientists have been

发表于:2019-01-20 / 阅读(79) / 评论(0)

2018年科学美国人1月

SCIENCE IN THE NEWS - Dental Health

SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo

发表于:2019-01-30 / 阅读(92) / 评论(0)

科技之光

学个词 Learn a Word-VOA英语教学 2280-fluoride

今天我们要学的词是 fluoride. Fluoride 氟化物。The U.S. government is lowering the recommended amount of fluoride added to drinking water for the first time in more than 50 years. 美国政府50多年来首次降低饮用水建议添加的氟

发表于:2019-02-02 / 阅读(79) / 评论(0)

英语单词荟萃

每日一词【749】time bomb：定时炸弹

今天我们要学的词是time bomb。 Time bomb定时炸弹。美国总统奥巴马为争取医生们支持美国医疗改革而发表讲话。奥巴马说，Rising health care cost is a ticking time bomb for the federal budget, 不断增长的医疗

发表于:2019-02-04 / 阅读(62) / 评论(0)

英语每日一词

2007年VOA标准英语-Roadside Bomb Kills Iraqi Governor

By Brian Padden Irbil 20 August 2007 Iraqi officials say a roadside bomb has killed the governor of the southern Shi'ite majority province of Muthanna. VOA's Brian Padden reports from the northern Iraqi city of Irbil. Insurgents killed the governor o

发表于:2019-02-06 / 阅读(82) / 评论(0)

2007年VOA标准英语（八月）

英语歌曲:Cherry Bomb

电影《逃亡乐队》讲述的是上世纪七十年代的一只女子摇滚乐队The Runaways的发展经历，女主角之一就是暮光中的Kristen Stewart，强烈推荐一下这部电影吧。Cherry Bomb是The Runaways的成名曲，这里放

发表于:2019-02-06 / 阅读(75) / 评论(0)

好听的英文歌曲

Wave of bomb attacks in Iraq kill 32, injure over 100

BAGHDAD, Dec. 17 (Xinhua) -- A new wave of bomb attacks, including 10 car bombings, targeted both Iraqi security forces and civilians across the country on Monday, killing a total of 32 people and wounding more than 100 others. Such deadly attacks ar

发表于:2019-02-07 / 阅读(131) / 评论(0)

英语新闻

2007年VOA标准英语-Suicide Bomb Attack Kills 13 in Pakistan Capita

By Benjamin Sand Islamabad 17 July 2007 A suicide bomb blast ripped through a crowded anti-government rally in central Islamabad, just minutes before the country's suspended chief justice was set to appear. From Islamabad, VOA Correspondent Benjamin

发表于:2019-02-07 / 阅读(123) / 评论(0)

2007年VOA标准英语（七月）

VOA标准英语2008年-Pakistani Police Foil Bomb Plot Near Capital Ci

By Barry Newhouse Islamabad 06 June 2008 Pakistani police say they have foiled a planned bomb attack involving three alleged suicide bombers, three vehicles and hundreds of kilograms of explosives. VOA's Barry Newhouse reports from Islamabad that de

发表于:2019-02-07 / 阅读(104) / 评论(0)

VOA标准英语2008年（六月）

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学英语单词

ballshaped CVD diamond crystal

Barabinskaya Nizmennost'

base in

bebo

bestrode

captain's declaration