TED演讲：气味背后的科学(7)

However, I managed to get a hold of a Borane eventually, and here is the beast. 无论如何，我最终得到了一些硼烷，这就是那个怪物。 And it really does have the same -- if you calculate, if you measure the vibrational frequencies,

北师大初中英语九年级（全一册）--Unit 8-30-2

[00:00.00]Exercise 2.2 [00:10.82]Today, we will talk about choking. [00:13.67]In fact, choking is quite a common problem [00:17.08]in our daily life. [00:19.29]What's choking? [00:21.42]This is when someone has an object stuck in [00:24.98]his or her

贝多芬住我家楼上 第5期:贝多芬先生发疯了

Symphony #5, Movement 2 piano Song 贝多芬第五交响乐第二乐章 I've been thinking, if Mr. Beethoven and his housekeeper did leave, surely we could find someone nice to live upstairs. 我一直在想如果贝多芬先生和他的女管家真的

英语语法：178 How to Avoid Clichés

Grammar Girl here. Todays topic is taking care of clichs. Guest writer Sal Glynn writes, clichs can be a writers worst enemy, and the reader usually doesnt like clichs much either. Writers from Jonathan Swift to George Orwell have ranted against the

VOA标准英语2010年-US Pediatricians Call for Action to Pr

Dr. Gary Smith heads the Center for Injury Research and Policy at Nationwide Children's Hospital in Columbus, Ohio. He and other pediatricians are calling for warning labels on foods that are a high-risk for choking for children. Every week, children

VOA标准英语2009年-obama's Chioce For Commerce Secretary Withdraws

President Barack Obama's choice to lead the Commerce Department, Senator Judd Gregg of New Hampshire, has withdrawn his nomination. The Republican lawmaker cites differences with the Democratic president over policy issues, including an economic rec

科学美国人60秒 SSS 放射可以帮助心脏恢复节奏

Radiation Might Help Heart Regain its Rhythm That beeping sound is the normal beating of a heart. But here's what the same heart sounds like, during a bout of ventricular tachycardia, or VT the racing beats are caused by an electrical short circuit i

【小龟乐游记】冰封王座（42）

文本： Banshee：You seem troubled, mistress. Sylvanas：Arent you, sister? Only days ago we were the Lich Kings slaves. We existed only to _(1)_ in his name. And now we are free. Banshee：I dont understand, mistress. I thought youd be _(2)_. Syl

访谈录 2014-02-17&02-19 克林特·伊斯特伍德成救人英雄

Weve all of course seen Clint Eastwood save lives on the silver screen often in the middle of shoot-ups, but when it came to a real life-and-death situation, there was no gun needed, and ABCs Lindsey Jennies to explain why. Hey, Lindsey. Good morning

VOA慢速英语20061114b

SCIENCE IN THE NEWS - Learning the Basics of First Aid: What to Do Until Medical Help ArrivesBy Nancy Steinbach Broadcast: Tuesday, November 14, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Spec

Nocerino scores hat-trick as AC Milan beats Parma 4-1

ROME, Oct. 26 (Xinhua) -- Antonio Nocerino turned out to be the unexpected hat-trick hero as AC Milan beat Parma at home on Wednesday to notch up their third consecutive Serie A victory. Nocerino broke the deadlock at San Siro in the 30th minute. Zlt

Belarus to seek alternatives to Russian energy

MOSCOW, June 28 (Xinhua) -- Belarus（白俄罗斯） will seek alternatives to Russian energy supplies, but there will be no trade war between Minsk and Moscow, said the country's leader Alexander Lukashenko Monday. We are buying and will buy energy

EU Pulls Ambassadors Out of Belarus

European Union members are pulling all their ambassadors from Belarus after its the authoritarian government ordered the Polish and EU ambassadors out of the country. Belarus ordered the envoys to leave in reaction to new EU sanctions imposed against

美国国家公共电台 NPR EZ Does It

EZ Does It OPHIRA EISENBERG, HOST: Now, it's time to crown our big winner. Let's bring back our final two contestants Jake and Ross. (APPLAUSE) EISENBERG: Puzzle guru Art Chung, take it away. ART CHUNG: Ross and Jake, your final round is called Easy

美国国家公共电台 NPR Celebrity Sayings

Celebrity Sayings OPHIRA EISENBERG, HOST: Ross, since you've been north of the Arctic Circle, you strike me as a bit of a daredevil. ROSS FREILICH: I guess you could go with that. EISENBERG: You think? FREILICH: Yeah. EISENBERG: Scott, are you a dare

美国国家公共电台 NPR Contents Under Pressure

Contents Under Pressure OPHIRA EISENBERG, HOST: Let's meet our next two contestants. First up, Ross Freilich. You work in mergers and acquisitions, and you just got back from a trip to an island north of the Arctic Circle. ROSS FREILICH: That's corre

Belarus Executes Two Men Convicted in Metro Bombing

Belarus has executed two men convicted for a fatal 2011 metro bomb attack, despite protests from European human rights groups and calls for a re-trial. Belarussian news media reported Saturday that Vladislav Kovalyov and Dmitry Konovalov, both 25, ha

VOA标准英语2009年-'Altruistic Donor' Donates Kidney at New Y

By Carolyn Weaver New York 10 October 2009 An estimated 62,000 people in the United States have severe kidney failure. To lead a normal life, each needs a new kidney, preferably one transplanted from a healthy living donor. Some are lucky enough to

英文乡村歌曲：Kate Rusby - Candlemas Eve

Down with the rosemary and bay, Down with the mistletoe, Instead of holly, now up-raise The greener box, to show The greener box to show. [Chorus:] Thus times do shift, thus times do shift, Each thing it's time doth hold, New things succeed, new thin

英文乡村歌曲：Kate Rusby - Hail Chime On

While shepherds watched, Their flocks by night, All seated on, all on the ground, The angel of the Lord came down, And glory shone around. [Chorus:] Hail, chime on, chime on, Merry, merry Christmas bells chime on. Hail, chime on, chime on, Merry, mer