单词:tris(nitrophenyl)carbinol
单词:tris(nitrophenyl)carbinol 相关文章
Agriculture Report - Ideas for Getting a Firm Grip on Weed Control 农业报道 - 控制杂草生长的办法 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Weeds compete with plantings for water
John Coltrane, 1926-1967: The famous saxophone player helped make modern jazz popular around the world VOICE ONE: PEOPLE IN AMERICA, a program in Special English by the Voice of America. (MUSIC) John Coltrane He was one of the greatest saxophone play
英语作文 Direction:For this part,you are allowed 30 minutes to write a composition Birth Control in three paragraphs.You are given the key words or phrases which you can use to develop the idea.Your part of the composition should be about 110 words.
By Nina Maria Potts Athens 03 September 2007 Fire officials in Greece say wildfires that have swept through southern Greece over the past week have been brought under control. The fires have claimed at least 64 lives and burned numerous villages and
By Al Pessin Pentagon 24 March 2006 The U.S. general in charge of training Iraqi forces says they will take control of all of the country's borders by July, as part of his focus on transitioning to mo
Breathing Easier: How to Control Asthma This is Science in the News. Im Shirley Griffith. And Im Bob Doughty. Spring has returned to the United States. The sky is blue, the grass is green and many plants are flowering. Spring can be a beautiful time
Americans Debating Gun Control From VOA Learning English, welcome to THIS IS AMERICA in Special English. Im Kelly Jean Kelly. And Im Jim Tedder. This week on our program, we talk about one of the most intense debates in America: gun control. In 2005,
Getting a Firm Grip on Weed Control This is the VOA Special English Agriculture Report. When is a plant considered a weed? Experts at Penn State University have a simple answer: When the undesirable qualities outweigh the good qualities. Consider the
THIS IS AMERICA - Americans Debating Gun Control From VOA Learning English, welcome to THIS IS AMERICA in Special English. Im Kelly Jean Kelly. And Im Jim Tedder. This week on our program, we talk about one of the most intense debates in America: gun
Health Report - Does a Birth Control Method Raise HIV Risk? 健康报道 - 避孕药物是否真会增加艾滋病毒感染风险? This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 The World Health Orga
By Lisa Schlein Geneva 23 April 2007 A young boy waits his turn to be tested for malaria, in Manhica, Mozambique (File photo) The World Health Organization says its Roll Back Malaria program is making progress in cutting the number of deaths from thi
Remembering Remote Control Inventor Gene Polley Whenever someone leaves the earth having changed it, we like to make note of it. Not just the famous or notorious, but also obscure people who dreamed up something memorable or useful in our everyday li
Global Plan to Control Measles Launched Measles, one of the most infectious diseases on the planet, is a leading cause of death and disability among children worldwide, especially in the developing world, even though a safe and cost-effective vaccine
Japan Still Struggling to Control Crippled Nuclear Plant Small and peaceful anti-nuclear protests continue to be staged in Japan. The demonstrations are being held as troubles continue at and around the Fukushima-1 nuclear power plant in the northeas
NYC Schools Expand Birth Control Availability Every year in New York, more than 2,500 girls under 18 give birth, and many drop out of school. So officials began a program last year making hormonal birth control available at 13 high schools with high
Control of US Senate Up for Grabs Republican George Allen is scouring Virginia for votes, including the states Asian-American community. His core message: boosting the economy. I just want to make sure that every American, regardless of background or
Killing of US School Children Sparks Gun Control Discussion Authorities say the weapons used in the Newtown shooting were legally registered to Nancy Lanza, the mother of the gunman, Adam Lanza. She was the first of 27 victims of the shootings, inclu
Washington Week: Focus on Immigration, Gun Control Months of negotiations between a group of Democratic and Republican senators have yielded a bipartisan immigration reform bill, expected to be unveiled later this week. Reports say the proposal would
US Gun Control Advocates Disappointed by Vote At the White House Wednesday, with parents of the school shooting victims alongside, President Obama pledged to keep fighting for gun control. So all and all, this is a pretty shameful day for Washington.
The Office - Out Of Control Spending A: OK, so now the last point on our agenda. Jill, let's go over the profit and loss statement. B: Great. Well, the main issue here, as you can see,is that our expenses are through the roof. A: Lets see... These nu