单词:alkyl sulfhydryl
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Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find
Todd: OK, Ann, you spent quite a bit of time in Australia recently so why don't you talk about that? Ann: I really liked living in Australia. I was an international student and I studied education at the university of Sydney. And living in Sydney was
By Zulima Palacio Washington, DC 05 May 2006 watch Hydro Power report For a long time, hydropower was considered the original renewable energy resource. In many countries, hydropower represents a high
By David Gollust Sydney 15 March 2006 U.S. Secretary of State Condoleezza Rice deplanes after touching down in Sydney, Australia, Wednesday, March 15, 2006 U.S. Secretary of State Condoleezza Rice is
Australia's Muslim leaders have opened their mosques and schools to house Roman Catholic pilgrims for World Youth Day as part of efforts to ease interfaith tensions. The Australian Federation of Islamic Councils is also planning mixed-faith sporting
U.S. Vice President Joe Biden says he is withholding judgment on Iran's presidential election, as protests continue in Tehran over election results showing a landslide re-election victory for President Mahmoud Ahmadinejad. Vice President Joe Biden,
By Sean Maroney Islamabad 28 September 2009 The head coordinator for the U.N. Humanitarian Affairs office in Pakistan says his agency is ready to handle what is expected to be a large number of families fleeing the South Waziristan tribal region as
BBC Learning English Weekender Body image survey results Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to a report about a BBC survey of 25,000 young British people, asking about their body imag
By Phil Mercer Sydney 01 April 2007 Difference of switching many of the city's lights is shown in this combo taken one week apart in Sydney, on 24 Mar 2007, above, and 31 Mar 2007, below Parts of Australia's biggest city, Sydney, plunged into near da
Hundreds of thousands of people have greeted the Pope on his official arrival for World Youth Day in the Australian city, Sydney. The pontiff has praised the Australian government for apologizing to the country's indigenous people for past injustice
By Gilbert da Costa Abuja 16 October 2006 An international campaign to draw attention to the huge agricultural potential of the Sahel drylands of Africa is gaining ground, with a recent workshop in Niamey, the capital of Niger. The campaign seeks to
英文歌词: So, so you think you can tell Heaven from Hell, Blue skies from pain. Can you tell a green field From a cold steel rail? A smile from a veil? Do you think you can tell? Did they get you to trade Your heroes for ghosts? Hot ashes for trees
By Rosanne Skirble Washington 01 April 2007 The wife of presidential candidate John Edwards renewed her fight against breast cancer this week. Elizabeth Edwards is one of three million women in the United States living with the disease. Of the 275,00
By Scott Bobb Lisbon 10 December 2007 The Africa-European Union summit ended Sunday in Portugal with agreement on many global challenges but with differences on other key issues. Correspondent Scott Bobb has this report from Lisbon. European and Afri