单词：nitroimine
单词：nitroimine 相关文章
Next Step After Carbon: Knowing Your Nitrogen Footprint This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 A carbon footprint is the amount of carbon dioxide pollution that we produce as a result of o
2011年VOA慢速英语(四)月
Teen Inventors Fight Tinnitus Irish teenagers Eimear OCarroll and Rhona Togher developed a treatment they hope will help people with tinnitus, an unpleasant ringing in the ears. Cynthia Graber reports Ever get a ringing in your ears after a loud blas
60秒科学
When I was a little girl, I used to knit all the time. I used to knit jumpers and hats and scarves. I even used to knit little dolls sometimes: Snow White and the Seven Dwarfs for example. When you knit with two needles you can put the thread or the
原版英语对话1000个
Adrienne: So we just had Christmas and I see your knitting bag is out, did you knit anything for anyone for Christmas? Vivian: I started to knit for my granddaughters, but time caught up with me and I was making for them a poncho which consisted of t
原版英语对话1000个
Todd: Talking about body alterations, I think for men it's not so much cosmetic surgery, but it's steroids these days. That's the hot topic. Wendi: Do you think so? Todd: Well, I'll tell you, when I was in high school, I knew so many guys that did st
原版英语对话1000个
By Phuong Tran Goz Beida, Chad 16 May 2007 In Chad, people are still arriving at camps to escape ethnic violence and bandit attacks along the Sudanese border. Humanitarian workers are often the first to reach out to people escaping from burning villa
2007年VOA标准英语（五月）