单词：quaternary ammonium bases
单词：quaternary ammonium bases 相关文章
WORDS AND THEIR STORIES - TO TOUCH ALL BASES By Broadcast: Sunday, February 22, 2004 Now the VOA Special English Program WORDS AND THEIR STORIES American English is full of colorful expressions. One s
WORDS AND THEIR STORIES
WORDS AND THEIR STORIES - Baseball By Shelley Gollust Broadcast: Sunday, June 05, 2005 Now the VOA Special English program: Words and Their Stories. Baseball is America's national sport, so it is not
Words & Their Stories
The announcement of // I think it was when President Obama said the troops would be home for the holidays, was obviously a very big moment. Because it all began the firing anyway, began in 2003 thats when the first troops went across the border. Its
CNN2011年(十一)月
36So Bezalel, Oholiab and every skilled person to whom the Lord has given skill and ability to know how to carry out all the work of constructing the sanctuary are to do the work just as the Lord has commanded. 2Then Moses summoned Bezalel and Oholia
出埃及记
26Make the tabernacle with ten curtains of finely twisted linen and blue, purple and scarlet yarn, with cherubim worked into them by a skilled craftsman. 2All the curtains are to be the same size-twenty-eight cubits long and four cubits wide. 3Join f
出埃及记
WORDS AND THEIR STORIES - Baseball Terms: This Is a Whole New BallgameBy Shelley Gollust Broadcast: Sunday, August 13, 2006 Now, the VOA Special English program, Words and Their Stories. Baseball is A
2006年慢速英语（八）月
In business, Optus has called for Telstra's proposals on its participation in the national broadband network to be blocked. Optus' chief executive Paul O'Sullivan says Telstra's current plan for the separation of its retail and wholesale arms wholesa
澳洲ABC新闻快递2011年
WORDS AND THEIR STORIES - Touching All Bases: Baseball Rules! Now, the VOA Special English program WORDS AND THEIR STORIES. (MUSIC) American English is full of colorful expressions. One such expression is to touch all bases. It comes from the sport o
2012年VOA慢速英语(三)月
AS IT IS 2015-10-28 Japan Watches Russian Military Bases on Kurils Russia has announced plans to build five military bases, including one on the Kuril Islands. The Soviet Union seized the islands from Japan at the end of World War II. The proposed ba
2015年VOA慢速英语(十一)月
Baseball Terms 棒球术语 Now, the VOA Special English program WORDS AND THEIR STORIES. Baseball is Americas national sport. So it is not unusual that many popular expressions come from baseball. But first, let me explain a little about the game. E
2014年VOA慢速英语(十)月
US Soldiers Close Bases, Head Out of Iraq The U.S. military has almost completed the huge job of packing up all of its bases and equipment and moving out of Iraq. After almost nine years in Iraq, thousands of U.S. troops have already left the country
VOA标准英语2011年(十二月)
STEVE INSKEEP, HOST: The Census Bureau has announced the way that it will count active-duty military and prisoners for the 2020 census. Those policies could add to the official population and thus the power in Congress of areas that host military bas
2018年NPR美国国家公共电台2月
今天我们要学的词是lower。 Lower, 做为动词，有降低的意思。 A new study says drinking coffee may help lower women's risk of stroke, 一项最新研究发现，喝咖啡有助于降低女性患中风的风险。 The easiest way to
英语每日一词
Because the British were the most active in the early years, British names are predominant in the geological lexicon. Devonian is of course from the English county of Devon. Cambrian comes from the Roman name for Wales, while Ordovician and Silurian
万物简史
WORDS AND THEIR STORIES - To Touch All Bases: Baseball Rules!By Mike Pitts Broadcast: Sunday, December 03, 2006 Now, the VOA Special English program, Words and Their Stories. (MUSIC) American English
2006年慢速英语(十二)月
AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have
农业与发展
BEIJING, March 16 (Xinhua) -- As epidemic season for the Zika virus draws near, schools at all levels should strengthen precautions, a circular issued by the Ministry of Education (MOE) said Wednesday. According to the circular, anti-mosquito campaig
英语新闻
NE China to set up two drone bases for marine surveillance SHENYANG, Oct. 20 (Xinhua) -- Two drone bases will be established in northeast China's Liaoning Province for real time surveillance on coastal waters, local authorities said Saturday. One of
英语新闻
1. John Edwards admits to an extramarital affair. But the former US Democratic presidential candidate denies fathering the woman's daughter. Edwards tells ABC News he lied repeatedly about the affair with a 42-year-old woman, but says that he did no
美联社新闻一分钟2008年(八)月
By Scott Stearns Accra 20 February 2008 President Bush says the United States has no plans to build new military bases in Africa. VOA White House Correspondent Scott Stearns reports, Mr. Bush is in Ghana where he is trying to head off concerns about
VOA常速英语2008年（二月）