音标：[,trɒpəʊ'kɒlədʒən] ；

n. [生化] 原胶原；[生化] 原胶原蛋白

VOA标准英语2009年-Space Station Astronauts Talk with Tro

Photo: NASA US forces in Iraq speak with 2 NASA astronauts aboard the ISS in a video downlink aired on NASA TV about life on the station, their military careers and what it is like to live in space for up to 6 months, 29 Dec 2009 When many Americans

发表于:2018-12-08 / 阅读(161) / 评论(0)

VOA标准英语2009年(十二月)

Kim Gorgens:保护大脑预防脑震荡

神经心理学家Kim Gorgens论述了如何更好地保护我们的大脑，免受脑震荡的风险，并且倡导让孩子戴上头盔。

发表于:2018-12-09 / 阅读(117) / 评论(0)

TED公开课:美妙的神经系统

CNN 2009-01-25

Hello to you, I'm Creshon Saunders at the CNN.com newsroom in Atlanta; here is a look at what's happening NOW IN THE NEWS. Severe storms ripped across Spain Saturday leaving down trees, darkness and destruction behind. The winds are also responsible

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CNN2009年(一)月

Control--- rule---govern

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自考英语（一）78讲

经济学人01:亚马逊全球畅销书

Books and Arts;Amazon worldwide bestsellers 文艺；亚马逊全球畅销书 Peddling wisdom 营销智慧 Making money out of the crisis 在金融危机中赚钱 A marthian landing on Earth could learn a lot about the current state of the world mind

发表于:2018-12-31 / 阅读(125) / 评论(0)

经济学人文艺系列

SCIENCE IN THE NEWS - International Treaty on Tobacco Contro

SCIENCE IN THE NEWS - International Treaty on Tobacco Control / Research Projects on Glaucoma By Broadcast: Tuesday, March 08, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special Englis

发表于:2019-01-02 / 阅读(128) / 评论(0)

科技之光

看电影学英语凶手M(凶手就在我们中间)

主演：彼得洛Ellen WidmannInge LandgutOtto WernickeTheodor LoosGustaf GrndgensFriedrich Gna?Fritz OdemarPaul KempTheo LingenRudolf BlmnerGeorg JohnFranz SteinErnst Stahl-NachbaurGerhard BienertKarl PlatenRosa ValettiHertha von WaltherWalter Burk

发表于:2019-01-05 / 阅读(135) / 评论(0)

看电影学英语

SSS 2011-04-11

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Landfills produce methanewhich can be valuable as an energy source. But scientists haven't known why landfills make so much methane. The solid waste in

发表于:2019-01-08 / 阅读(179) / 评论(0)

Scientific American(四)月

Del Potro dreams of Olympic medal in London

BUENOS AIRES, July 16 (Xinhua) -- Argentinean tennis star Juan Martin Del Potro, ranked 9th worldwide, said bringing home a medal from the London 2012 Olympic Games would be akin to scoring a Grand Slam win. In an interview with local daily Clarin Mo

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英语新闻

VOA标准英语2008年-Nothing's 'Plain' About This Grammy-Nominated B

By Larry London Washington 07 January 2008 For almost a decade, Plain White T's have been performing to packed audiences craving their brand of pop-punk. The band's journey, which began in a suburban basement playing cover songs, has taken the group

发表于:2019-01-11 / 阅读(161) / 评论(0)

VOA标准英语2008年（一月）

美国国家公共电台 NPR Getty Museum Acquires Collection Of Architect Frank Gehry

SCOTT SIMON, HOST: Frank Gehry has designed world-renowned buildings, including the Disney Concert Hall in Los Angeles, the Guggenheim in Bilbao, Spain. Recently, the Getty in LA acquired a vast archive of Gehry's work that spans three decades of the

发表于:2019-01-17 / 阅读(148) / 评论(0)

2017年NPR美国国家公共电台4月

60秒科学:Diet and the Brain

Diet and the Brain A study in the Proceedings of the National Academy of Sciences finds that brain chemicals linked to addiction are in play with a high-sugar diet, and a study in the Archives of Internal Medicine shows that a high-carb diet had last

发表于:2019-01-30 / 阅读(237) / 评论(0)

60秒科学

Federer beats Del Potro to capture second title in Rotterdam

THE HAGUE, Feb. 19 (Xinhua) -- Roger Federer grabbed his second title at the ABN AMRO World Tennis Tournament in Rotterdam after beating Juan Martin Del Potro 6-1, 6-4 in the final on Sunday in Rotterdam. The match was a replay of the 2009 US Open fi

发表于:2019-02-05 / 阅读(127) / 评论(0)

英语新闻

Greek potest resumes as gov't rejects default reports

ATHENS, Sept. 25 (Xinhua) -- Greek indignant anti-austerity protesters returned to the streets of Athens, as the government categorically rejected media reports over the weekend regarding a Greek default in coming months. Some 3,000 demonstrators non

发表于:2019-02-06 / 阅读(172) / 评论(0)

英语新闻

Del Potro and Benneteau reach final in Rotterdam

THE HAGUE, Feb. 16 (Xinhua) -- Juan Martin Del Potro and Julien Benneteau qualified for the final of the ABN AMRO World Tennis Tournament on Saturday. Second seeded Del Potro beat Bulgarian Grigor Dimitrov 6-4, 6-4. The Argentinean did not suffer a s

发表于:2019-02-08 / 阅读(145) / 评论(0)

英语新闻

美联社新闻一分钟 AP 2014-06-13

NATO says 5 service members were killed in an attack in southern Afghanistan on Monday. Part of a monorail under contruction in Sao Paulo, Brazil ahead of the World Cup collasped, killing one man. Las Vegas authorities say the husband and wife who we

发表于:2019-02-12 / 阅读(154) / 评论(0)

美联社新闻一分钟2014(六)月

VOA标准英语2009年-Hungarians Have Mixed Feelings About Colla

By Peter Fedynsky Budapest 03 November 2009 In this June 27, 1989 file picture, then Hungarian Foreign Minister Gyula Horn, right, with Austrian counterpart Alois Mock cut through barbed wire of former Iron Curtain marking border between East, West

发表于:2019-02-12 / 阅读(112) / 评论(0)

VOA标准英语2009年(十一月)

宝石英语词汇

Aquamarine 海蓝宝，兰玉 Garden Crystal 绿幽灵 Azurite 兰铜矿 Aventurine 砂金水晶 Amethyst 紫水晶 Ametrine 紫黄晶 Amber 琥珀 Emerald 翠玉 Onyx 黑玛瑙 Opal 蛋白石 Obsidian 黑耀石 Carnelian 红玉髓 Calcite 方解石

发表于:2019-02-13 / 阅读(135) / 评论(0)

实用英语

英文原声：Lana Del Rey 微电影《Tropico》

Lana Del Rey 微电影《Tropico》！电影艺术赋予了这个倾倒众生的女人一个展示灵魂的机会，这是你无法在平时见到的美丽躯体，意味深长的镜头切换唤醒了我们对于神秘之美的好奇，玄妙的音乐如

发表于:2019-02-17 / 阅读(113) / 评论(0)

流行英文歌曲

VOA标准英语2009年-Norwood, Ohio, Moves Beyond Blue Colla

Mike Osborne | Norwood, Ohio 04 December 2009 Mayor Tom Williams says Norwood survived the closure of its GM plant and is doing well today thanks to a diversified economy Some economists say the recession that began in the United States late in 2007

发表于:2019-02-19 / 阅读(144) / 评论(0)

VOA标准英语2009年(十二月)

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