单词：biogeochemical process
单词：biogeochemical process 相关文章
A process of change 1) Napster’s gone but the technology remains. And so does the damage to profits. So can the music industry adapt to the times and turn the technology that’s taken its profits i
疯狂英语2003年
For most college students, the main goal of higher education is earning a degree that will lead to a successful and satisfying career. The years spent working on a program of study can be fun and include life-changing experiences. And many college cl
2017年VOA慢速英语(十一)月
注释： previous [5pri:vjEs] adj. 先前的，原来的 New Delhi [nju:5deli] n. 新德里，印度首都 Natwar Singh纳特瓦·辛格，印度外交部长，曾先后出任印度驻巴基斯坦、中
VOA2004（上）--各类新闻
Lesson 37 The process of ageing 衰老过程 First listen and then answer the following question. 听录音，然后回答以下问题。 What is one of the most unpleasant discoveries we make about ourselves as we get older? At the age of twelve year
新概念英语第四册
By Jim Malone Washington 25 October 2007 The lengthy and complicated process of choosing the next president of the United States begins in early January when voters attend party caucuses and cast ballots in primaries to select the presidential nomine
2007年VOA常速英语（十月）
By Jim Teeple Jerusalem 17 December 2007 After seven years, Israeli and Palestinian negotiators are talking once again. That development came at the end of 2007, a year of turmoil and transition which saw the Palestinian territories split, politicall
VOA常速英语2007年（十二月）
By Naomi Schwarz Dakar 21 December 2007 Rebels and government troops in Ivory Coast are set to begin the long-awaited disarmament process on Saturday, a critical first step before forming a new national army is the divided country. Ivory Coast Presid
VOA常速英语2007年（十二月）
大学英语演讲稿 Mans life is a process of growing up Mans life is a process of growing up, actually Im standing here is a growth. If a persons life must constituted by various choices, then I grow up along with these choices. Once I hope I can
英语演讲
Ayaz Gul Pakistans President Pervez Musharraf says that in a telephone conversation with India's new prime minister, they have agreed to continue a peace process aimed at resolving bilateral disputes.
VOA2004（上）--国际时事
Colleges Look to Change Admission Process Educators across the U.S. are calling for major changes to the admissions process in higher education. The National Center for Educational Statistics (or NCES) reported that U.S. colleges and universities rec
2016年VOA慢速英语(二)月
The drug Taxol is a powerful weapon in the fight against cancer, but it's very expensive and complicated to manufacture. Now, scientists at Tufts University and the Massachusetts Institute of Technology (MIT) say they've taken the first steps to make
VOA标准英语2010年(十)月
今天我们选读一篇《The Secret 秘密》中关于感恩的章节。这个章节中，讲述的是当人时刻在满怀感恩的状态下，心灵上产生的巨大变化。本书的作者还说道，如果在运用《秘密》这本书中所讲授
卡卡课堂早餐英语
美国准备销毁叙利亚化学武器 The U.S. Defense Department is preparing to test a system it plans to use to destroy Syria's chemical weapons stockpiles at sea. Officials are offering reassurances that the process will be safe. 美国国防部正
VOA双语新闻 2013年12月
JEFFREY BROWN:And now to part two of our investigative look at the safety of America's drinking water. Science correspondent Miles O'Brien reports on the toxic chemical made famous in the movie Erin Brockovich, its potentially harmful effect on human
PBS访谈环境系列
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
BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear
英语新闻
A man enters a barbershop for a shave. While the barber is foaming（涂上泡沫） him up, he mentions the problems he has getting a close shave around the cheeks. I have just the thing, says the barber, taking a small wooden ball from a nearby dra
趣味英语
By Challiss McDonough Cairo 11 March 2008 Many Arabs say recent violence in Gaza and Israel is placing the Middle East peace process in jeopardy again. VOA Middle East Correspondent Challiss McDonough reports from Cairo the process is under review ah
VOA标准英语2008年（三月）
Amnesia 健忘症 When we remember something, the neuron s in our brains communicate with each other in a particular way. The chemical and sometimes even structural changes that occur create a pathway called a memory trace. Signals traveling along th
英语听力文摘 English Digest
When we remember something, the neurons in our brains communicate with each other in a particular way. The chemical and sometimes even structural changes that occur create a pathway called a memory trace. Signals traveling along these traces are what
英语时差8，16