Text Alvin Toffler writes about the fact that technology is advancing much faster today than ever before in history. The symbols of technology are no longer factory smokestacks or assembly lines. As we are headed for the future, the pace will quicken

发表于:2018-12-04 / 阅读(69) / 评论(0) 分类 大学英语精读第三册

And after a while a pattern emerged. 久而久之,人们就归纳出一个模式 If you observe sun spots over several years, 若连续观察太阳黑子好几年 they come and go with an about an eleven year cycle. 会发现它们约每隔11年会周

发表于:2018-12-07 / 阅读(75) / 评论(0) 分类 太阳科普

The coming end of the Mayan calendar cycle prompts apocalypse fears Faiza Elmasry | Washington, DC 15 December 2009 On December 21, 2012, the 5,125 year cycle of the Mayan calendar will end. The ancient civilization, which reached its peak in the Yuc

发表于:2019-01-11 / 阅读(33) / 评论(0) 分类 VOA标准英语2009年(十二月)

Science and technology 科学技术 Solar physics 太阳物理学 Sun down 落山的太阳 Several lines of evidence suggest that the sun is about to go quiet 证据的一些方式表明太阳即将变平静 spots of bother? 太阳黑子的困扰?

发表于:2019-02-02 / 阅读(36) / 评论(0) 分类 经济学人科技系列

After several years of low prices, the price of pork rose this year to a new historical peak. 经历了数年的价格低迷后,今年猪肉价格上涨,达到一个新的历史高峰。 Reviewing the fluctuating pork prices in China, there is an

发表于:2019-02-02 / 阅读(27) / 评论(0) 分类 英语新闻

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(94) / 评论(0) 分类 实用英语