单词：caridina cantonensis
单词：caridina cantonensis 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
Over 24-thousand exhibitors from China and abroad are taking part in this edition of the fair, which is the 120th since it was first launched in the spring of 1957. Kamal is a buyer from Saudi Arabia. He says the product quality he's seen at the Cant
2016CRI中国国际广播电台
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
KINGSTON, Feb. 18 (Xinhua) -- The global economic crisis and high crime rates afflicting most member states of the Caribbean Community (CARICOM) dominated the group's meeting Monday in Port-au-Prince, Haiti, according to reports reaching here. Since
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
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