单词:calcined limestone
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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
Section A Short Conversation [00:02.98]1. M: How is your classmate Lucy,Mary. [00:07.08]The last time I came to see you. [00:09.01]you were about to take her to the hospital. [00:11.44]W: She came home last week [00:13.40]The operation was very succe
Todd: Eucharia, can you talk about where you are from? Eucharia: Im from Ireland and Im from the second biggest city in Ireland which is Cork. Now the name Cork doesnt come from wine bottle cork, it comes from the irish word kirkig which is marsh so
变形金刚2插曲 变形金刚2一度成为众人关注的焦点。前段时间,公司带领大家一起观看了此片,场面确实很宏大,视觉效果确实很刺激,故事情节也很感人也很振奋人。听听这首变形金刚2的插
This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Mmm, sticky rice. Its a glutinous side dish thats perfect for practicing your chopstick skills, for sopping up curry sauce and, amazingly, for building real
VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week on our program, we explore a UNESCO World Heritage Site in the American Southwest, near the city of Carlsbad, New Mexico. Carl
VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week on our program, we explore a UNESCO World Heritage Site in the American Southwest, near the city of Carlsbad, New Mexico. Carls
Musee dOrsay, France 奥赛美术馆,法国 Standing on the Left Bank of the Seine, this venerable Paris museum was opened in 1986 in a former Beaux-Arts railway station and hotel. The layout uses its previous incarnation to full effect galleries c
I want to tell you about the future of money. 我今天的话题是关于货币的未来。 Let's start with a story about this culture that lived in Micronesia in the early 1900s, called the Yap. 我们先从一个20世纪早期的故事开始,这个
I'm Steve Ember. And I'm Faith Lapidus with EXPLORATIONS in VOA Special English. Today, we continue our travels through Egypt to explore one of the greatest civilizations in human history. Last week, we visited the Nile River valley to see the art an
Todd: Eucharia, can you talk about where you are from? Eucharia: Im from Ireland and Im from the second biggest city in Ireland which is Cork. Now the name Cork doesnt come from wine bottle cork, it comes from the irish word kirkig which is marsh so
BBC News Scientists think they have found a smart way to constrain carbon dioxide emissions - just turn them to stone. The researchers report an experiment in Iceland where they have pumped CO2 and water underground into volcanic rock. Reactions with
今天我们要学的词是disaster。 Disaster是灾难的意思。Natural disaster是天灾,disaster area是灾区。美国明尼阿波利斯公路桥发生坍塌事件后,引发了美国各界对交通基础设施的关注。媒体报道说,
RACHEL MARTIN, HOST: Three hundred years ago, the rock of Gibraltar, rising dramatically out of the Spanish coastline, became a British territory. This has never sat well with Spain. And now recent disputes over the territorial waters around Gibralta
Even now, as Fortey says, it can be startling to go to the right formation of rocks 福泰说,即使现在,要是你来到合适的岩石结构, and to work your way upward through the eons finding no visible life at all, 一个又一个漫长的
A long time ago, I made a podcast about graffiti, and the graffiti artist called Banksy. Graffiti means pictures or writing painted illegally on a wall or a building, or the side of a train or a bus. Many people think that graffiti are unsightly. We
Chicxulub is buried under two to three kilometers of limestone and mostly offshore, 奇克休留布大坑在两三公里的灰岩深处,而且大部分在近海。 which makes it difficult to study, Anderson went on, while Manson is really quite ac
While Gene Shoemaker was trying to get people galvanized about the potential dangers of the inner solar system, 正当尤金苏梅克试图提醒人们注意太阳系内部的潜在危险的时候, another developmentwholly unrelated on the face of
The trauma to Manson's geology had come not from within the Earth, but from at least 100 million miles beyond. Sometime in the very ancient past, when Manson stood on the edge of a shallow sea, a rock about a mile and a half across, weighing ten bill
The researchers report an experiment in Iceland where they have pumped CO2 and water underground into volcanic rock. 研究人员发表了一项在冰岛的实验:把二氧化碳和水注入地下变成火山石。 Reactions with the minerals in th