单词:bitumen limestone
单词:bitumen limestone 相关文章
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
And I think particularly now, 我认为尤其是目前 as we see ourselves in a time of environmental crisis, 我们明白人类身处环境危机时代 we can learn so much from these people 我们可从这些族群身上学到许多东西 who have
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
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. 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
And I think particularly now, as we see ourselves in a time of environmental crisis, 我认为尤其是目前,我们明白人类身处环境危机时代, we can learn so much from these people who have lived so sustainably in this ecosystem for o
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
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
Cleaning and sorting plastic made out of multiple polymers can be relatively expensive, 清理和将多种聚合物制成的塑料进行分类的成本相对昂贵, especially if it is used to make low value products such as packaging. 尤其是这些
If all goes well, the inventors hope to develop the idea and make the sections entirely from recycled plastic. 如果一切顺利,那么投资者希望开发此想法并完全利用回收垃圾制造这些节段。 Paths, car parks and railway plat
Of all the plastic produced since the 1950s, less than 10% has been recycled. 20世纪50年代以来,产生的所有塑料中,只有不到10%得到回收。 The vast majority ends up being dumped, most of it in landfill. 其中大部分都成了垃
JUDY WOODRUFF:Next: how an oil spill near Little Rock, Ark., is casting a shadow over the proposed expansion of the Keystone pipeline. MAN:So that is a pipeline that has busted and has flooded the neighborhood. JUDY WOODRUFF:A local resident describe
Science and technology. 科技。 Quieter traffic. 更安静的交通。 When the rubber hits the road. 当橡胶遇上公路。 Turning old tyres into new roads can help cut noise pollution. 把旧轮胎建成新式道路可以减少噪音污染。
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
Science and technology 科学技术 Quieter traffic 更安静的交通 When the rubber hits the road 当橡胶遇上公路 Turning old tyres into new roads can help cut noise pollution 把旧轮胎建成新式道路可以减少噪音污染 AROUND one
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