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快乐英语第八册 UNIT2-8

[00:06.69]Unit 2 [00:08.45]What are you going to do? [00:11.15]Lesson 8 [00:14.34]Learn to Say [00:16.86]What are you going to do this weekend? [00:20.20]I'm going to visit my grandparents. [00:23.95]Where do they live? [00:26.16]In the country in th

发表于:2018-12-13 / 阅读(75) / 评论(0)

快乐英语第八册

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(63) / 评论(0)

2016年Scientific American(九)月

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(85) / 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(69) / 评论(0)

2016年Scientific American(八)月

数据显示:珠穆朗玛峰的冰川已经缩减28%

The 8,844-meter-high Mt. Qomolangma, located on the border of China and Nepal, is the world's highest mountain. 珠穆朗玛峰高8844米，位于中国和尼泊尔边境上，是世界上最高的山峰。 Glaciers on Mount Qomolangma have shrunk by

发表于:2019-02-06 / 阅读(61) / 评论(0)

英语新闻

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(75) / 评论(0)

万物简史

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