By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(55) / 评论(0) 分类 VOA常速英语2008年(四月)

中文 英文 缩写 放大 zoom in 放大的随机发射 Amplified Spontaneous Emission ASE 放大自辐射噪声 Amplified Spontaneous Emission Noise ASEN 放电 discharge 放号 number distribution

发表于:2019-01-03 / 阅读(50) / 评论(0) 分类 电信英语

Some Birds as Smart as Apes 某些鸟类像猿一样聪明 Using the term bird brain is one way to insult another persons intelligence. That is because a birds brain is small. So, anyone with such a bird-sized brain was thought to be not that intelli

发表于:2019-01-12 / 阅读(39) / 评论(0) 分类 2016年VOA慢速英语(五)月

Moststrikingamongthe manyasymmetriesevidentinanadult flatfishiseyeplacement:before maturityoneeyemigrates,sothatin (10)anadultflatfishbotheyesareonthe samesideofthehead. 在一条成年比目鱼身上显

发表于:2019-02-06 / 阅读(48) / 评论(0) 分类 英文语法词汇

Jaw-dropping landscapes of the future have been created based on predictions by top engineers and architects. 高级工程师和建筑师的预言为未来勾勒出一幅令人震撼的图景。 The glorious vista feature floating and underwater citi

发表于:2019-02-18 / 阅读(34) / 评论(0) 分类 阅读空间

现在,我们拿GRE阅读NO题的NO8-1这篇文章做一个示范,来说明一下怎样提高新GRE阅读能力。 NO8-1,我们从词--句--篇章来谈谈这篇文章。 原文: Geologists have long known that the Earths mantle is heterogene

发表于:2019-03-11 / 阅读(102) / 评论(0) 分类 GRE英语