[建] 水泥胶砂需水量比

Storing Drinking Water

Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor

发表于:2018-11-27 / 阅读(554) / 评论(0)

VOA2003（下）-发展与科学

Small-Scale Bridge Building

By Gary Garriott Broadcast: September 8, 2003 This is Robert Covent with the VOA Special English Development Report. Bridges are an important part of transportation systems. They make it possible to t

发表于:2018-12-01 / 阅读(246) / 评论(0)

VOA2003（下）-发展与科学

英语听力：化学秘密 10 Greenworld

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得 10 到 30 积分的奖励 ! Thank you ！

发表于:2018-12-06 / 阅读(69) / 评论(0)

化学秘密.Chemical.Secret

美国语文第五册第13期:农场少年(2)

He practices standing on his head, in order to accustom himself to any position. 农场少年还得练习倒立，以使自己习惯任何不拘一格的运动姿势。 Leapfrog is one of his methods of getting over the ground quickly. 蛙跳行进堪称

发表于:2018-12-18 / 阅读(64) / 评论(0)

美国语文第五册

朗文3L看听学英语第四册 Lesson 47

Lesson 47 Television Day: The sea TV Commentary: If you looked at the Pacific from a space-capsule you might think that the world was all water. You would hardly be able to see any land at all. Water covers most of the earth's surface. The sea contai

发表于:2018-12-20 / 阅读(115) / 评论(0)

朗文3L看听学英语第四册

英语语法：168 Concrete Versus Cement

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(183) / 评论(0)

英语语法 Grammar Girl

数学英语 26 What is the Golden Ratio

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(203) / 评论(0)

数学英语

数学英语 14 How to Use the Golden Ratio

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(232) / 评论(0)

数学英语

2006年VOA标准英语-Iraqis Deal with Cement Shortage, High Pri

By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du

发表于:2019-01-07 / 阅读(185) / 评论(0)

2006年VOA标准英语（一月）

DEVELOPMENT REPORT - Storing Drinking Water

DEVELOPMENT REPORT – January 7, 2002: Storing Drinking Water By Gary Garriott This is the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout th

发表于:2019-01-07 / 阅读(242) / 评论(0)

农业与发展

SSS 2011-10-10

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? Earth's surface is dominated by oceans. But where did all that water come from? Asteroids and comets smashing into the early Earth have long been thought to be a promisin

发表于:2019-01-08 / 阅读(106) / 评论(0)

Scientific American(十)月

与美国小学生一起学英文第7册第24期:堤

Levee 堤 A levee is a system to control water levels. 堤是一种控制水位的系统。 When it rains a lot, floods can happen. 降雨很多时，就可能会发生洪水。 People build walls along rivers or coasts to prevent floods. 人们在河边

发表于:2019-01-10 / 阅读(60) / 评论(0)

与美国小学生一起学英文第7册

HEALTH REPORT - How Much Water Should People Drink?

HEALTH REPORT - How Much Water Should People Drink? By Jerilyn Watson Broadcast: Wednesday, March 03, 2004 This is the VOA Special English Health Report. A new study says people should drink when they

发表于:2019-01-16 / 阅读(104) / 评论(0)

健康与经济

【英语早间课堂】One's requirement is that S

【今日主题】 This morning, I'm gonna talk about a sentence pattern to you which is : One's requirement is that sb. ( sth. ) should do. 这个句式表达的意思是：某人的要求是......。某人要求......。【主题详解】 Let's ma

发表于:2019-01-23 / 阅读(75) / 评论(0)

英语早间课堂

VOA标准英语2010年-Our World – 2 January 2010

VOA's Weekly Science and Technology Magazine Art Chimes 05 January 2010 MUSIC: Our World theme This week on a special edition of Our World, some of our favorite stories of the past year ... including a high-tech wrinkle to that humblest of building m

发表于:2019-01-23 / 阅读(85) / 评论(0)

VOA标准英语2010年(一月)

AGRICULTURE REPORT - Simple Ways to Protect Water Quality

AGRICULTURE REPORT - Simple Ways to Protect Water Quality By Mario Ritter Broadcast: Tuesday, July 26, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report. Afghans wash carrots in d

发表于:2019-01-30 / 阅读(104) / 评论(0)

农业与发展

China cuts its reserve ratio again

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(131) / 评论(0)

英语新闻

VOA标准英语2010年-California Company's 'Green' Cement Ca

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(184) / 评论(0)

VOA标准英语2010年(一月)

Ginger whingers

Ginger whingers NB: This is not an accurate （精确的） word-for-word transcript6 Minute English ? Dima: Hi, welcome to 6 Minute English with me, Dima KostenkoRebecca: and me, Rebecca Byrne. Hi. Dima: Rebecca, can I begin by asking you a very very

发表于:2019-02-08 / 阅读(393) / 评论(0)

六分钟英语

英闻天下——331 China's Unbalanced Sex Ratio and its Ripple Effect

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(126) / 评论(0)

英闻天下

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

4-Nnitro-o-toluidine

a close

accurate colour reproduction

acid or alkali poisoning

ACORE (automatic checkout and recording equipment)

base of logarithmic function

Beltrami equation