音标：[,baiәusi'eiʃәn] ；

n. [生](按优势动物种区分的)亚生物群落

魔术美文记英语4级词汇 The New Autobiobiography

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2018-11-30 / 阅读(854) / 评论(0)

24篇魔术美文串记4级词汇

BEP 45 INT Socializing: Keeping a Conversation Going

This is the second in a two-part intermediate Business English Pod lesson on the basics of socializing and networking. Last time you learned ways to start and finish a conversation appropriately. Today youll be studying how to keep a conversation goi

发表于:2018-12-05 / 阅读(491) / 评论(0)

商务英语社交课

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美国英语听力80篇4 Lesson63

[00:05.54]The American Heart Association is advising people to exercise [00:13.27]by lifting weights.One of the writers of that advisory [00:19.20]is Barry Franklin of William Beaumont Hospital in Royal Oak,Michigan. [00:25.97]Mister Franklin directs

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美国英语听力80篇

英语课程计划-Plant Appreciation Day

April 14 is Plant Appreciation Day (PAD). This is when you appreciate just how important plants are to us. Few of us ever stop to think just how vital plants are to our survival. Without them, we wouldnt be here. Plants change the CO2 in the air into

发表于:2018-12-29 / 阅读(438) / 评论(0)

英语课程学习计划和讲义

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

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科技之光

Biosolids

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

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VOA2003（下）-农业与经济

SSS 2008-02-15

This is Scientific American's 60-Second Science. Im Steve Mirsky. Got a minute? On February 14th, the Union of Concerned Scientists issued a call for the protection of federal scientists. The UCS press conference took place in space made available by

发表于:2019-01-08 / 阅读(500) / 评论(0)

Scientific American(二)月

NPR 2010-04-14

President Obama is urging world leaders whore meeting in Washington today to act and not just talk about safeguarding nuclear materials. NPRs Scott Horsley has more. President Obama called nuclear terrorism one of the greatest threats to global secur

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By Lisa Bryant Paris 26 April 2006 European Parliament investigators say the CIA conducted more than 1,000 undeclared flights over European territory during the past five years. The rendition flights

发表于:2019-01-09 / 阅读(456) / 评论(0)

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MARY TILLOTSON: PEOPLE IN AMERICA, a program in Special English on the Voice of America. Today we tell about one of the most successful writers of childrens books. Sarah Long and Steve Ember tell about Doctor Seuss. (MUSIC) SARAH LONG: Doctor Seuss w

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2006年VOA标准英语-Comic Art Gains New Appreciation in US

By Amanda Cassandra New York 26 October 2006 Comic and cartoon art is moving out of specialty shops and into galleries and museums as traditional art venues recognize its artistic and literary value. From VOA's New York Bureau, Correspondent Barbara

发表于:2019-01-12 / 阅读(586) / 评论(0)

2006年VOA标准英语（十月）

2006年VOA标准英语-Iraqi PM Expresses Appreciation for US Troop Sa

By Scott Stearns Washington 26 July 2006 Iraqi Prime Minister Nouri al-Maliki says he appreciates the sacrifice U.S. troops are making in his country. The prime minister and President Bush had lunch with American soldiers at a base outside the capit

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Grab a handful and you'll see a world in a grain of sand Adam Philips | New York 15 April 2010 Close up, sand grain can appear jewel-like. Indeed, many gems, such as diamonds and sapphires, are made from ancient sands. Related Links Sand: The Never-E

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Former head of the National Association for the Advancement of Colored People (NAACP) was an outspoken activist for racial equality and justice Adam Philips | New York 16 April 2010 Benjamin Hooks (seen here in July 2009) led the National Association

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Smithsonian Celebrates Jazz Appeciation Month It's April and time once again to celebrate one of America's greatest treasures, jazz with the 10th anniversary of Jazz Appreciation Month. Jazz took a giant step forward when pianist Mary Lou Williams pe

发表于:2019-01-14 / 阅读(421) / 评论(0)

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AGRICULTURE REPORT - Biocontrols, Part 2 By Mario Ritter Broadcast: Tuesday, April 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biocontrols are the way nature seeks ba

发表于:2019-01-30 / 阅读(574) / 评论(0)

农业与发展

Congratulations and Appreciations

1.W: Congratulations to you on your success! 祝贺您取得成功。 G: Thank you very much. 非常感谢。 2. W: Please accept my heartiest congratulations on your cooperation! 请接受我对您的合作表示最衷心的祝贺。 G: Thanks. 谢谢

发表于:2019-02-02 / 阅读(529) / 评论(0)

实用英语

俄科学家研制出"不老药"

俄罗斯莫斯科的一位生物能量学教授近日宣布，他已研制出一种能够有效延缓衰老的不老药，并有望于几年内上架销售。这位科学家用40年的时间研制出一种抗氧化剂，能够有效抑制氧分子对人

发表于:2019-02-06 / 阅读(563) / 评论(0)

阅读空间

ESL Podcast 553 – A Homeowners’ Association

Cuca: What possessed you to agree to become the head of the homeowners association ? Emiliano: Im just tired of all of the waste and not having a say . Our dues keep going up and there seems to be special assessments every year. Im not even sure the

发表于:2019-02-09 / 阅读(464) / 评论(0)

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学英语单词

.dsq

accuracy of measurement tool

As you make your bed,so you must lie on it.

batch depth

bertossaite

bidermen