单词：Octachlorocyclohexenone
单词：Octachlorocyclohexenone 相关文章
A: Hello, I need a doctors appointment right away! B: Is this an emergency? A: I am having trouble breathing. B: Have you had a cold lately? A: It has been going on for a few days now. B: You should hang up and dial 911. A: I dont think that this is
英语情景对话-健康
A: Hi, I need to see a doctor soon! B: Do you feel this is an emergency? A: My chest feels tight, and I cant catch my breath. B: Did this come on suddenly? A: It started yesterday. B: If you feel this is a real emergency, you should dial 911 for the
英语情景对话-健康
By Al Pessin Pentagon 18 June 2008 A group of American doctors that promotes human rights says it has examined 11 former detainees who were held by the U.S. military, and determined they were systematically tortured with the complicity of medical pe
VOA标准英语2008年（六月）
Oum Sok began working as a cyclo driver when he was 18. He says the city has become very expensive over the years, making it much harder to earn a living. New York has its yellow cab. London has its red bus. But Phnom Penh has its cyclo - a three-whe
VOA标准英语2010年(六)月
A United Nations agency is offering what it calls a conceptual breakthrough to uplift the world's poorest people. The U.N. Industrial Development Organization contends selective industrialization offers the best chance for smaller, developing countr
VOA标准英语2009年(二月)
A: Hello, I have to see the doctor right now! B: What makes you feel this is an emergency? A: I feel like I cant breathe well. B: How long has this been going on? A: It started last night. B: In the event of a real emergency, please dial 911. A: I kn
英语情景对话-健康