单词：Piptanthus nepalensis
单词：Piptanthus nepalensis 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
By Steve Herman New Delhi 15 October 2007 A special session of Nepal's parliament this week is considering a proposal by the country's former rebels to declare the state a republic. VOA correspondent Steve Herman reports from Kathmandu that the outco
2007年VOA常速英语（十月）
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
By Steve Herman Kathmandu 09 April 2008 Seventeen-and-a-half million people are eligible to go to the polls in Nepal, Thursday. They will elect members of a constituent assembly that will draft a constitution to complete the transfer from a feudal Hi
VOA常速英语2008年（四月）
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