单词：resistance to fire test
单词：resistance to fire test 相关文章
This is the VOA Special English Education Report. More than half the teachers in the Houston Independent School District, the largest in Texas, have earned merit pay awards this year. Marjorie Hunt-Bluford is one of them. The idea seems reasonable.
VOA慢速英语2007年（九）月
World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron
VOA标准英语2015年(十二月)
Tip(诀窍)，resistance F: take up(获得) any sales tips? M: sure, give you 10% off and let you loose (放任自由)in my store F: I admit it. My sales resistance（对推销的抵制力） is low. M: your sales resistence is not existent. F: Im a pushover（容易被
VOA 商务英语
Cambridge 8 TEST 4 1. middle-year education=lower secondary school 中学2. format=pattern n.格式 3. less successful student=struggler 差等生4. key=contributing factor=important=major=significant=critical n.关键5. achievement=attainment=progre
雅思英语
The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo
VOA标准英语2008年（九月）
This is the VOA Special English Agriculture Report. Not all research begins with a plan. Some studies begin by accident. Meredith Schafer says that is what happened with her and Cynthia Sagers. Cynthia Sagers is a biology professor at the University
2010年VOA慢速英语(九)月
Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi
VOA标准英语2012年(一月)
Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so
VOA标准英语2010年(五)月
Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol
2015CRI中国国际广播电台
爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w
好听的英文歌曲