单词：bottom flushing of sediment
单词：bottom flushing of sediment 相关文章
It is Friday morning which means it's time again for StoryCorps, in cities across this country the project records interviews between everyday people and today, we hear from Stacy Cooper and Karen Smith. Stacy Cooper was on her own in 1999 when she w
2007年NPR美国国家公共电台
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a Native American site in Ohio that appeared to be a fort. But recent discoveries by archaeologists at the University of Cincinnati show thats n
Scientific American(九)月
Roughly 1,000 years ago, Europe enjoyed several centuries of balmier average temperatures. Dubbed the Medieval Warm Period, it was the last time before the present that agriculture could flourish in Greenland. This era also provided fodder for countl
Scientific American(十一)月
About 110 million years ago, a large plant-eating dinosaur covered with sharp points walked the land. Called a nodosaur, it is now the best example of its kind ever found. This new species of dinosaur is being called a one-in-a-billion discovery. Rec
2017年VOA慢速英语(五)月
This is Whats Trending Today. Switzerlands Roger Federer and Spains Rafael Nadal have played each other dozens of times through the years. Their rivalry has included memorable matches, including finals, at all but one of the worlds Grand Slam champio
2017年VOA慢速英语(九)月
This is the VOA Special English Health Report. A question from Taiwan: Chung-Li wants to know why his face turns red when he drinks alcohol. A party in Tokyo This effect called facial flushing is a common reaction to alcohol among East Asians. It af
VOA慢速英语2009年（五）月
Lake Sediment Could Better Date Ancient Finds Radiocarbon dating is the best-known and most widely used method to determine the age of organic material, such as bone or wood or plant matter. All such material contains radioactive carbon atoms, known
VOA标准英语2012年(十月)
李华在帮彼得森教授看孩子。她急着打电话给Larry求助。李华今天要学两个常用语，pee and poo和handful. LH: Hi, Larry, this is Li Hua. 你能告诉我pee and poo是什么意思吗？ LL: Sure, Li Hua, but first you have t
美国之音《流行美语》
AILSA CHANG, HOST: Flushing, the neighborhood in Queens, N.Y., is home to the largest population of Chinese immigrants in any city outside Asia. One of those immigrants is Zhuang Liehong. He arrived in 2014 from a small village in southwestern China
2018年NPR美国国家公共电台3月
By David Byrd Washington 04 August 2007 Top seed Andy Roddick and American rookie John Isner have reached the semifinals of the Legg Mason Tennis Classic hard court tournament here in Washington. As VOA's David Byrd reports, Roddick faces Ivo Karlovi
2007年VOA标准英语（八月）
A: Those neighbors of mine are so noisy! B: Yes, I can hear them. What is that pounding sound? A: I think that they are hammering nails to hang pictures. B: How often do you hear them making noise? A: They play their music really loud, and I can hear
地道英语对话-租房
A: Those neighbors of mine are so noisy! B: Yes, I can hear them. What is that pounding sound? A: I think that they are hammering nails to hang pictures. B: How often do you hear them making noise? A: They play their music really loud, and I can hear
租住公寓-Renting an Apartment
模仿文本： Manchester City have announced they'll be the majority owner of a new major league soccer franchise from 2015. They've agreed a partnership with baseball team New York Yankees to form the New York City Football Club. They plan to buil
英音模仿秀
JUDY WOODRUFF: A few drips of good news greeted residents of West Virginia today, but the fallout from last weeks chemical spill is far from over. There's finally relief for some of the 300,000 West Virginians who've been unable to drink, cook or eve
PBS访谈健康系列
世界本没有长难句，修饰成分多了，便有了长难句。 阅读速度大部分来于短时间内理解长难句的能力。 大家在看长难句的时候，多思考，一个句子为什么这么长，常见的修饰成分到底有哪些？
托福英语
Um...So, do you guys like any podcasts? 呃...你们有什么喜欢的网络播客吗？ All right, boys. Anything else you need? 好了，兄弟们，还需要什么吗？ Nope. All good here. Good night, buddy. 没有。都挺好的。晚安啦，兄
咱们裸熊
One of the worlds richest men has taken a close interest in one of mans most basic functions: visiting the toilet. Bill Gatess charitable organisation, the Bill and Melinda Gates Foundation, is looking for inventors to design the loo of the future, w
英语听力精选进阶版
Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Imagine this situation. You are at
环球英语 Spotlight
Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Imagine this situation. You are at
环球英语 Spotlight