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

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 2016年Scientific American(九)月

N-Dubz是一支来自伦敦的嘻哈一族。他们首张专辑08年发行一举爬到UK Albums Chart第十一名位置,并且有已拥有3首进入UK Singles ChartTop 40单曲,实力不容小视。09年11月16日组合整装待发推出出道以来

发表于:2019-01-10 / 阅读(90) / 评论(0) 分类 天籁音乐

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

发表于:2019-01-19 / 阅读(85) / 评论(0) 分类 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

发表于:2019-01-20 / 阅读(69) / 评论(0) 分类 2016年Scientific American(八)月

By Noel King Khartoum, Sudan 10 September 2006 American journalist Paul Salopek is on his way back to the United States following his release from jail by the Sudanese government Saturday. Salopek was arrested and charged with spying in early August

发表于:2019-02-03 / 阅读(96) / 评论(0) 分类 2006年VOA标准英语(九月)

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

发表于:2019-02-21 / 阅读(75) / 评论(0) 分类 万物简史