单词：littoral sediment
单词：littoral sediment 相关文章
AA: I'm Avi Arditti and this week on WORDMASTER: another conversation from last month's international convention in Denver, Colorado, for Teachers of English to Speakers of Other Languages. MARTINA MBAYU NANA: I am Martina Mbayu Nana. I teach English
英语单词大师-Word Master
美国继续推进亚太再平衡战略 One of the main features of the global defense strategy laid out by President Barack Obama two years ago, shifting the U.S. military's focus from the Middle East to the Asia Pacific region, is meeting significa
VOA双语新闻 2014年1月
This is Scientific America's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its hot to research life in extreme environments. There are organisms that thrive in boiling hot thermal vents and in toxic stews. These extremophiles, as
Scientific American(五)月
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
AA: I'm Avi Arditti and this week on WORDMASTER: another conversation from last month's international convention in Denver, Colorado, for Teachers of English to Speakers of Other Languages. MARTINA MBAYU NANA: I am Martina Mbayu Nana. I teach English
词汇大师(Wordmaster)
(MA) Look at our topographical map and you'll see that the middle third of the North American continent --- from the Rocky Mountains almost to the Mississippi River --- is pretty flat. This is the Great Plains. This kind of area is sometimes called
托福听力短文
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 Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new o
Scientific American(四)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)
What then of manned space exploration? 那载人的空间探索呢？ The government recently announced plans to return to the moon by 2024. 美国政府最近宣布了2024重返月球的计划。 The successful conclusion of that mission will result
TED演讲商业篇
The 9/11 terrorist attack in New York not only killed people. It also killed local businesses, too, as many residents and companies moved out of the devastated area. 10 years on things are finally recovering. One Chinese restaurant has been part of t
世界各地新闻集锦
The lava, unleashed, transforms the earth. Along its way from comb to sea, it is a force of change, leaving in its wake a course of destruction and creation. The volcano sculpts a surreal moonscape. Huge rocks ferry on the backs of flows, tower over
自然百科2009年
The geology of the planet 地球的地质情况 Welcome to the Anthropocene 欢迎来到人类纪 Humans have changed the way the world works. Now they have to change the way they think about it, too 人类改变了世界运行方式，现在，人类不
经济学人综合
CANBERRA, Oct. 14 (Xinhua) -- Australian scientists have made the alarming discovery that sea levels have risen more in the past century than at any other comparable period in the past 6,000 years. Researchers from the Australian National University
英语新闻
China's Ministry of National Defence has responded to a US media report saying that China sent a surveillance ship to monitor the world largest maritime drills the Rim of the Pacific exercise. The ministry said that Chinas naval vessels had the right
CCTV9英语新闻2014年07月
State Councilor Yang Jiechi reiterated the so-called arbitration was illegal, invalid and against international law. By unilaterally initiating arbitration, the Philippine government under Aquino has gone against its long-standing bilateral agreement
2016CRI中国国际广播电台
Rising Seas, Regulations Push Poor New Jersey Residents to Move Inland海平面上升策促使新泽西居民迁入内陆 The devastation caused by Superstorm Sandy last year along the northeastern coastline of the United States has convinced many sk
VOA常速英语2013年(八月)
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？
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