单词：qingchengshanensis
单词：qingchengshanensis 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
BEIJING, March 18 (Xinhuanet) --In February this year, Chinese National Geographic magazine published a series of exquisite pictures about Shicheng City (literally, Lion City), and since then, the public's strong interest in the city has been aroused
英语新闻
A Letter to Haiqing Dear Haiqing, I am very sorry to learn that you are unhappy now. But I don' t think you should be unhappy. I know that your iamily is not rich. So your parents can' t afford to buy you something of famous brands, which makes you
英语作文
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
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