单词：citraconic anhydride
单词：citraconic anhydride 相关文章
AS IT IS 2015-03-31 Land-Use Changes May Increase Risk of Plague 土地用途的改变可能会增加灾祸的发生 Conversion of forests to agricultural use create habitats for small rats that carry disease such as plague. (Photo by Douglas McCaule
2015年VOA慢速英语(四)月
Black Death Older Than We Thought 黑死病比我们想象的要更早 From VOA Learning English, this is the Health Lifestyle report. 这里是美国之音慢速英语健康和生活方式报道。 For most, the word plague creates horrible images i
2015年VOA慢速英语(十一)月
WHO: Plague in Madagascar Could Spread 世界卫生组织:瘟疫可能在马达加斯加蔓延 From VOA Learning English, this is the Health Report. For much of 2014, health officials around the world have been guarding against Ebola virus. There is
2014年VOA慢速英语(十二)月
Two new cases of H7N9 Avian Influenza were reported in Zhejiang yesterday. One of those infected has reportedly already died. Meanwhile, hospital sources in Jiangsu are reporting the five patients confirmed to be infected in that province are not sho
英闻天下
Two new cases of H7N9 Avian Influenza were reported in Zhejiang yesterday. One of those infected has reportedly already died. Meanwhile, hospital sources in Jiangsu are reporting the five patients confirmed to be infected in that province are not sho
英闻天下
WHO: Pneumonic Plague Kills at Least 60 in DR Congo 世卫组织宣布在刚果民主共和国肺炎造成至少60人死亡 The World Health Organization (WHO) says it is sending an emergency team of
VOA2005（上）--环境科学探索
By Greg Flakus Houston 26 January 2006 This week thousands of movie directors, writers, actors and Hollywood executives are huddled together in the ski resort town of Park City, Utah attending two ind
2006年VOA标准英语（一月）
By Matt Steinglass Hanoi 11 December 2007 Vietnam has been holding four Vietnamese-born American citizens since late November, accusing them of terrorism. The U.S. ambassador to Hanoi has criticized Vietnam's conduct in holding the U.S. citizens. Mat
VOA常速英语2007年（十二月）
BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. I'm Barbara Klein. STEVE EMBER: And I'm Steve Ember. This week on our program, we look at musical diplomacy, past and present. And we talk to an actor whose most recent role came from
2010年VOA慢速英语(六)月
AA: Im Avi Arditti with Rosanne Skirble, and this week on WORDMASTER 鈥?some ways to help you improve your memory. ELDH: We dont forget, we just havent learned it in the first place.RS: Thats Wendi Eldh. Shes a communications trainer who teaches mem
英语单词大师-Word Master
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place. RS: That's Wendi Eldh. She's a communications trainer who teaches m
英语单词大师-Word Master
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place.RS: That's Wendi Eldh. She's a communications trainer who teaches m
英语单词大师-Word Master
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place. RS: That's Wendi Eldh. She's a communications trainer who teaches m
词汇大师(Wordmaster)
图片1 At Culips we always try to be a little crazy! This word has a literal meaning but also tons of slang ways to use it. In North America it is a very popular word. Other similar words include, insane, bananas, nuts. Check out this podcast to hea
英语博客-北美风情
HEALTH REPORT - Plague Outbreak in Eastern Congo By Cynthia Kirk Broadcast: Wednesday, March 02, 2005 I'm Gwen Outen the VOA Special English Health Report. Plague is an ancient disease that can be tre
健康与经济
12 December 2007 Vietnam has released three of the four Vietnamese-born United States citizens it arrested in November and accused of involvement in terrorism. The release comes a day after the U.S. ambassador criticized the detentions. Matt Steingla
VOA常速英语2007年（十二月）
BEIJING, May 30 (Xinhuanet) -- Chronic diseases, including heart disease, stroke, cancer, chronic respiratory diseases and diabetes, are the leading cause of mortality in China, representing 85 percent of all deaths, said a senior health official. Ko
英语新闻
By Gilbert da Costa Abuja 08 August 2007 Nigeria Nigeria has approved citizenship status for about7,000 Liberian and Sierra Leonean refugees in the West African country. For VOA, Gilbert da Costa in Abuja reports that the refugees opted to remain in
2007年VOA标准英语（八月）
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER some ways to help you improve your memory. ELDH: We don't forget, we just haven't learned it in the first place.RS: That's Wendi Eldh. She's a communications trainer who teaches me
英语单词大师-Word Master
SYDNEY, Aug. 5 (Xinhua) -- The Western Australian Government announced on Friday that 14 new substances linked to the manufacture of the synthetic drug Kronic would be banned from Friday midnight. The State Mental Health Minister Helen Morton told th
英语新闻