08 THE STORIES OF ROME

The Pantheon here was built by the Emperor Haydrian in the 2nd century AD and its 1)dome is still one of the largest 2)concrete domes in the world. It's 50 yards across and its concrete is up to 20 fe

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

Researchers: Recycled Concrete's Time Has Come

Researchers: Recycled Concrete's Time Has Come SOUTH BEND, INDIANA Recycling in the construction industry has become big business. It's easy to find new life for everything from old windows to wood beams. But until now, concrete the most widely used

新世纪少儿英语第三册LESSON 16-30

V@enook.cn Lesson 16 It looks like cement. Professor Boffin wants to bake a cake. I can't find the flour. He looks in the storeroom. Ah!Here's some flour! Look!My cake's ready. It books like cement. If feels like cement. It tastes like cement. Look a

科学美国人60秒 SSS Concrete Defects Could Become Strengths

Concrete is one of the most widely used materials on the planet. And this consumption comes with a heavy ecological price. Rouzbeh Shahsavari, a materials scientist at Rice University. Around 5 to 10 percent of total CO2 emissions comes from concrete

80天攻克雅思核心词汇-30

alkali碱 alloy结合体 aluminum铝 ajar半开的 bleach漂白 catalyst催化剂 compound化合物 crystal水晶 combustible易燃的 distill提炼 electrician电工 erase抹掉 flask烧瓶 fuse融合 hydrogen氢气 insulate隔热 intrinsic内在的

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

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

CNN 2010-10-11

You want an example of something toxic? Take a look over my shoulder here. That red sludge spilled out of a reservoir at an aluminum plant on Monday. This happened in the European nation of Hungary. This stuff is toxic. Around 250 people had to leave

英语四级语法复习必备专项训练(2)

1.His proposal is very _______. We do not need any explanation. A. concrete B.loyal C.grey D.draft 2.This is a _______ computer, which we just bought for our research. A. detective B.luggage C.digital D.grave 3.The two pictures are _______. We dont k

VOA慢速英语2009年-Agriculture Report - Making Better Con

This is the VOA Special English Agriculture Report. Rice hulls, or husks, are the protective coverings on grains of rice. Rice with just its hull removed is brown rice. Rice without its hull or bran is white rice. Once rice is harvested, the hulls ar

VOA标准英语2013--Volunteers Help Revive LA's Concrete River

Volunteers Help Revive LA's Concrete River Thousands of volunteers turned out on a recent weekend to remove the trash that has been deposited by winter rain storms. The Los Angeles River was lined with concrete in the late 1930s and 1940s, after year

学个词Learn a Word 第778期 Concrete

今天我们要学的词是concrete。 Concrete具体的，实质性的。美中战略与经济对话星期二结束。美联社报道说，The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

DEVELOPMENT REPORT - Long-Life Concrete Bridges

DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil

每日一词【778】concrete：具体的，实质性的

今天我们要学的词是concrete。 Concrete具体的，实质性的。美中战略与经济对话星期二结束。美联社报道说，The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

地道英语对话：Noisy Neighbors(2)

A: I am really losing patience with my noisy neighbors! B: They are noisy, all right. What do you think is making that sound? A: I think they are hammering some new flooring down in their living room. B: Do they usually make a lot of noise? A: I can

英文短篇故事（纽约）178 Booze and Concrete Don't Mix

The bar owner was upset. His best customer was in the hospital. He had a head injury. What happened? the owners wife asked. He said, He drank too much. When he went outside, he fell down. His head hit the sidewalk. Now he's in the hospital. This isn'

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

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

英语歌曲 公益爱心歌：关心孩子，远离家庭暴力Concrete Angel

每一个孩子都是可爱的小天使，但不是每一个天使都能够幸福地飞翔。寂静的墓地里，小小的石碑上，冰冷的石头塑成一副没有表情的石像。那是被剥夺生命权利的小小精灵，永远地长眠于地