单词:bioliths
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VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, we will tell about one explanation for many trees dying in the western United States. We will tell about a project to make e
1. illiteration /əˌlɪtəˈreɪʃn/ -- repetition of the same letter or consonant at the begining of consecutive words Note the illiteration in the line Sing a song of sixpence. 注意Sing a song of sixpence.这行中的头韵。 2. literacy /ˈli
蒋健棠听说学英语 Chapter16:The wildlife biologist
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Goldman Sachs is a global investment banking and securities firm. It also deals in investment management and other financial services. Most of its clients are institutions, governments, pension funds and very wealthy people. It was founded in 1869 by
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
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
By Peta Thornycroft Harare 17 February 2006 Martin Mhizha fetches water from an unprotected water source in Epworth, Zimbabwe In Zimbabwe's capital Harare, for the first time in most people's memory p
This is Scientific American's 60-second Science, I'm Steve Mirsky. Got a minute? Back on January 15th, US Airways Flight 1549 made that amazing water landing in the Hudson after both engines were taken out by Canada geese, which can weigh eight pound
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VOICE ONE: Im Steve Ember. VOICE TWO: And Im Faith Lapidus with EXPLORATIONS in VOA Special English. This week, we tell about a growing threat to airplanes around the world. And we hear about objects in space that are threatening satellites and the
By Suzanne Presto Washington, D.C. 19 September 2006 watch Bus Tour report Five young Americans spent two months traveling across the United States recently on a two-month bus journey. But this was not a romantic cross-country trip of self-discovery
By Miguel Angel Rivera Istanbul, Turkey 04 December 2006 watch Turkey's Religious Tolerance One of the themes of Pope Benedict's visit to Turkey last week was to strengthen the bonds between the Roman Catholic Church and Eastern Orthodox Christians.
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
Letter Attributed to al-Qaida Affiliate Cl aims Responsibility for Spanish Blasts Nick Simeone The death toll has risen to at least 190 after a series of bombs placed on rush hour trains in Madrid Thu
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
light用作动词时,注意lighted与lit的区别: 1. 从理论上说,light 的过去式或过去分词有两种形式lighted或lit。但在通常情况下 lit 比 lighted 用得更经常。 He lit [lighted] a cigarette. 他点燃了一支烟。