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科学美国人60秒 SSS Some Malaria Mosquitoes May Prefer Cows to Us

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(61) / 评论(0)

2016年Scientific American(九)月

亚洲—香港新行政长官就职

Hong Kong's New Leader Sworn in 香港新行政长官就职 Donald Tsang officially took over as Hong Kong's new leader Friday in ceremonies in Beijing. It marked the first change of leadership in Hon

发表于:2019-01-03 / 阅读(36) / 评论(0)

VOA2005（下）--国政军事聚焦

HK implements new measures to cool property market

HONG KONG, Feb. 22 (Xinhua) -- Two new measures to cool the property market will be introduced to reduce immediate demand, John Tsang, Financial secretary of the Hong Kong Special Administrative Region (HKSAR) government announced Friday. The ad valo

发表于:2019-01-07 / 阅读(72) / 评论(0)

英语新闻

Italy lacks energy for economic revamp

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(83) / 评论(0)

英语新闻

科学美国人60秒 SSS 2016-8-15

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(68) / 评论(0)

2016年Scientific American(八)月

万物简史第509期:丰富多彩的生命(5)

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(73) / 评论(0)

万物简史

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学英语单词

absolute dry condition

accessories during the fact

aerobic waste treatment

antiworlds

arteriae tympanica superior