单词：Malva cathayensis
单词：Malva cathayensis 相关文章
4. Columbus. 4．哥伦布 Meantime Christopher Columbus, an Italian, had returned from an even more startling voyage. 一段时间之后，意大利人克里斯托弗哥伦布完成了一次更令人吃惊的航行。 From what he had read, and from
美国学生历史
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
HANGZHOU, Sept. 14 (Xinhua) -- Ant Financial, Alibaba's financial service affiliate, is set to buy a 1.2 billion yuan (about 188 million U.S. dollars) controlling stake in Cathay Insurance, the company said on Monday. The agreement, which will see Zh
英语新闻
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
The plunge of oil prices has helped reduce fuel costs and made airlines big winners. Cathay Pacific Airways said on Wednesday that its annual profit nearly doubled in 2015. The net profit of Hong Kong's biggest airline jumped 90% from the year before
cctv9英语新闻2016年