单词：changduensis
单词：changduensis 相关文章
As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substitute. Fortunately, I don't get major reactions at all. Brad Main is a mo
2016年Scientific American(九)月
ROME, Dec. 3 (Xinhua) -- Italy lacks the necessary energy(能量,活力) and strength for an economic revival while unemployment and poverty are on the rise, warned a report issued Friday. The 44th edition of the Censis think tank social survey, the
英语新闻
In Africa's battle against malaria, two low-tech tacticsinsecticides and bed netshave done a decent job killing off mosquitoes. But it's mainly one species that's been affected. That's a species called Anopheles gambiae, sometimes called the African
2016年Scientific American(八)月
EDUCATION REPORT -August 29, 2002: Adult Education By Jerilyn Watson (Photo -Montgomery College) This is the VOA Special English Education Report. Millions of Americans take part in adult education pr
教育与新闻
Most of the injured people are now receiving treatment at hospitals in two nearby cities. A total of 35 injured were sent to the PLA 101 Hospital in Wuxi City after the accident. One was declared dead after an emergency operation. 23 people, seven of
cctv9英语新闻2016年
You might not think there would be that many people in the world prepared to devote lifetimes to the study of something so inescapably low key, 你或许会认为，世界上不会有多少人愿意花毕生的心血来研究那个不起眼儿的东西
万物简史