硝基苯半乳糖苷类

万物简史第478期:生命在前进(20)

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(117) / 评论(0)

万物简史

SSS 2011-03-29

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(94) / 评论(0)

Scientific American(三)月

国家地理-2008-06-12 Lost Pyramind Found 发现新的金字塔

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. NationalGeographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2018-12-30 / 阅读(115) / 评论(0)

国家地理2008年

各国名人英文介绍-Kitano Takeshi

The multi-talented Kitano Takeshi, a.k.a. Beat Takeshi, is a Japanese comedian, actor, TV presenter, author, poet, painter, video game designer, award-winning film director and academic. He is one of the few Japanese entertainers to be famous around

发表于:2019-01-01 / 阅读(141) / 评论(0)

各国名人英文介绍

CCTV9英语新闻：Veteran comedian offers advice to new year gala performers

There are only four days to go until the big night of CCTV's Spring Festival Gala. One of the most popular features of the TV marathon is the comedy and crosstalk section. Surrounded by fans outside a CCTV studio, Zhao Benshan is being interviewed, w

发表于:2019-01-05 / 阅读(84) / 评论(0)

CCTV9英语新闻2014年01月

麻省理工学院公开课：单变量微积分03：求导四则运算及三角函数导数

分集介绍：导数，商数，正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(326) / 评论(0)

麻省理工学院公开课：单变量微积分

麻省理工学院公开课：单变量微积分01：导数和变化率

分集介绍：导数，斜率，速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(320) / 评论(0)

麻省理工学院公开课：单变量微积分

SSS 2008-04-17

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(105) / 评论(0)

Scientific American(四)月

SSS 2009-11-13

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(102) / 评论(0)

Scientific American(十一)月

英语游戏:愚蠢的香肠

[全屏观看] 点击右键- 另存为可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏，它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(174) / 评论(0)

英语对接游戏

VOA标准英语2009-Israel Mulls Pullout from Arab Village on Lebano

Israel's new right-wing government is considering a territorial concession to Lebanon. An elderly Israeli Arab in his home in the village of Ghajar on the border with Lebanon, 03 May 2009 Prime Minister Benjamin Netanyahu supports pulling out of a d

发表于:2019-01-13 / 阅读(126) / 评论(0)

VOA标准英语2009年(五月)

英语听力：自然百科 Lost Pyramind Found 发现新的金字塔

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. National Geographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2019-01-22 / 阅读(123) / 评论(0)

自然百科2008年

HEALTH REPORT - New Heart Drug Shows Promise in African Amer

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(109) / 评论(0)

健康与经济

Migrant workers invited to prominent holiday gala

BEIJING, Feb. 23 (Xinhua) -- Four migrant workers were invited to a high profile gala on Saturday evening, which was once mainly reserved for distinguished intellectuals. Chinese leaders Xi Jinping, Li Keqiang, Zhang Dejiang, Yu Zhengsheng, Liu Yunsh

发表于:2019-02-03 / 阅读(90) / 评论(0)

英语新闻

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(219) / 评论(0)

英语新闻

CCTV9英语新闻：Gala held remembering ballet dancer's 100th anniv. of birth

Late dance legend Dai Ailian was born into a third-generation Chinese family in Trinidad, learned ballet and modern dance in London, and went on to become a famed dancer, choreographer, and educator in the 'New China'. On the 100th anniversary of her

发表于:2019-02-18 / 阅读(93) / 评论(0)

cctv9英语新闻2016年

听播客学英语 139 多丽丝·莱辛

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(89) / 评论(0)

听播客学英语

英闻天下——269 The Beijing Citizens' Lunar New Year Gala

One of the best performing arts venues in the country, the National Centre for the Performing Arts, has been graced by some of the best artists in the world. But this year, ordinary people have the opportunity to bring their talents to this grand sta

发表于:2019-02-21 / 阅读(79) / 评论(0)

英闻天下

英闻天下——307 Spring Festival TV Gala Faces Heated Debate

Chinese Lunar New Year, or the Spring Festival, is the most important public holiday for the Chinese people. On New Year's Eve, families have the tradition of staying up late into the night. Ever since 1983, the Chinese have added watching the Spring

发表于:2019-02-21 / 阅读(139) / 评论(0)

英闻天下

2016年CRI Spring Festival Gala Anticipated

The playbill for this year's show was released on Saturday. The 39 performances on the list will start from 8:00 pm Sunday and last into the first day of the lunar New Year. As widely expected, popular domestic trio the fighting boys will make their

发表于:2019-02-21 / 阅读(111) / 评论(0)

2016CRI中国国际广播电台

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

candida pseudotropicalis

Carlingford

cash flow data and cash forecasting