单词：laser spectral analysis
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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
VOA常速英语2008年（四月）
EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can
2013年VOA慢速英语(二)月
New England weather There is a sumptuous variety about the New England weather that compels the strangers admirationand regret. The weather is always doing something there; always attending strictly to business; always getting up new designs and try
英语名著名段背诵精华
The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network
2017年VOA慢速英语(七)月
I had occasion, a few weeks since, to take the early train from Providence to Boston; and for this purpose rose at two o'clock in the morning. 几个星期前，我有幸乘坐早班火车从普罗维登斯来到波士顿，为此我特地凌晨两点就
美国语文第六册
AS IT IS 2013-05-10 NASA Looks at Earth Hello. I'm Jim Tedder in Washington. On our program today, fuel prices are about to take a big increase in Indonesia. We'll hear about a mixture of politics and economics. Then diplomacy of a musical kind in Mo
2013年VOA慢速英语(五)月
The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci
2013年VOA慢速英语(五)月
EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one
2012年VOA慢速英语(一)月
在托福考试中，听力是一个很重要的环节，而在听力备考的过程中，词汇又是非常重要的。 在托福听力的备考过程中，我们细细翻一下TPO资料，如果发现连审题都有着困难，那么，这时候就建
托福英语
If the sight of Swiss cheese makes you melt or the thought of a honeycomb gets you buzzing, you may suffer from trypophobia, the most common phobia that you've probably never heard of. Trypophobia is the fear of holes. People with the phobia experien
2014年Scientific American(二)月
New Japanese fiction 新晋日本小说 Slightly off A haunting introduction to the work of an important Japanese author 伤感自难忘日本知名作家小川洋子作品的简略介绍 Revenge: Eleven Dark Tales. By Yoko Ogawa. 《复仇：十一个
经济学人文艺系列
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
VOA常速英语2007年（十一月）
The wonderful snow is falling over river and woodland and wold; 纷纷扬扬，鹅毛大雪难以想象，染白河流，覆盖成片森林原野， The trees bear spectral blossom 枝杈魅影，开出精灵诡异骨朵， In the moonshine blurr'd a
美国语文第五册
Like spectral hounds across the sky, 白云苍狗，幽灵潜行掠过空中， The white clouds scud before the storm; 金蛇乱舞，暴雨黯淡天陲之路， And naked in the howling night 时光裸露，倏然跌进嚎叫的夜晚， The red-ey
美国语文第五册
A wet Sunday in a country inn! Whoever has had the luck to experience one can alone judge of my situation. The rain pattered against the casements; the bells tolled for church with a melancholy sound. I went to the windows in quest of something to am
阅读空间
遥感Remotesensing 多谱线扫描器Multispectralscanner 分辨率Resolution 像素Pixel 谱带Spectralbands 红外线Infrared 紫外线Ultraviolet 雷达Radar 轨迹Path 景物确认Sceneidentificat
英文语法词汇
Afghanistan has become the first country to map its natural mineral resources using an advanced remote sensing technique known as hyperspectral imaging. The mapping, a collaborative effort between the U.S. Geological Survey and the Afghan Geological
英语新闻
Yet dost thou darker half, rock me with a prouder, if a darker faith. 然而，你那更加难解的半个身子，却以一种即使不是更加难解的、也是更加自豪的信念来颠簸我。 All thy unnamable imminglings float beneath me her
白鲸记
话题类单词，术语 托福考试的lecture话题非常广泛，虽然官方指南给出了艺术、生命科学、自然科学和社会科学四大类话题，但事实上这四个话题已经能囊括任何专业知识点了，知识面再广的学
托福英语
很多考生托福听力薄弱，主要原因在于托福词汇量不够。 听力薄弱的考生是很难在托福考试中得到高分的。可能很多考生对托福考试的整体印象是考试内容比较专业，有大量的专有名词，一拿
托福英语