雷射都卜勒风速量测术

Spring

Springs are not always the same. In some years, April bursts upon Virginia hills in one 1) prodigious leap - and all the stage is filled at once, whole 2) choruses of tulips, 3) arabesques of 4) forsy

发表于:2018-11-28 / 阅读(260) / 评论(0)

疯狂英语2002年

VOA常速英语2008年-US Government Reviews Laser Eye Surgery

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(164) / 评论(0)

VOA常速英语2008年（四月）

VOA慢速英语2013 EXPLORATIONS - The History of the Laser

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

发表于:2018-12-16 / 阅读(154) / 评论(0)

2013年VOA慢速英语(二)月

100个儿童英语小故事: The Anemone 银莲花

015 The Anemone It was winter with cold air and strong wind. A seed was still lying down in the bulb under the ground covered with snow. One day, it was raining, and the raindrops that soaked into the thick ground, touched the bulb and told stories o

发表于:2018-12-31 / 阅读(260) / 评论(0)

100个儿童英语小故事

Watch the US Navy’s New Laser Weapon in Action

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

发表于:2019-01-02 / 阅读(164) / 评论(0)

2017年VOA慢速英语(七)月

Spring 春-心灵鸡汤

Spring 春 Springs are not always the same. In some years, April bursts upon Virginia hills in one prodigious leap and all the stage is filled at once, whole choruses of tulips, arabesques of forsythia, cadenzas of flowering plum. The trees grow leav

发表于:2019-01-03 / 阅读(461) / 评论(0)

趣味英语

Power restored in storm-hit Anhui

HEFEI, Aug. 11 (Xinhua) -- Power supplies have been restored for 962,000 households in east China's Anhui province, which has been slashed by rainstorms and floods triggered by typhoon Haikui, local authorities said Saturday. Anhui was hit hard by Ha

发表于:2019-01-07 / 阅读(177) / 评论(0)

英语新闻

超声英文术语

超声成像 ultrasonic imaging 实时成像 real-time imaging 灰阶显示 gray scale display 彩阶显示 color scale display 经颅多普勒 transcranial doppler 彩色多普勒血流显像 color doppler flow imaging 彩色血流造影 color flow

发表于:2019-01-08 / 阅读(191) / 评论(0)

医学英语

VOA慢速英语2013 生存避难所,龙卷风和老铁壁

AS IT IS 2013-08-19 Survival Shelters, Tornadoes and Old Ironsides 生存避难所,龙卷风和老铁壁 Hello, and welcome to the Monday edition of As It Is, our daily show for people learning everyday American English. 大家好，欢迎大家收听周

发表于:2019-01-12 / 阅读(165) / 评论(0)

2013年VOA慢速英语(八)月

VOA标准英语2013--The History of the Laser

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

发表于:2019-01-12 / 阅读(218) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2013 不断上升的气温可能会意味着更多的森林大火

AS IT IS 2013-09-11 Rising Temperatures Could Mean More Wildfires 不断上升的气温可能会意味着更多的森林大火 From VOA Learning English, welcome to As It Is! Im Mario Ritter. On our show today, we hear from two weather experts. We he

发表于:2019-01-12 / 阅读(291) / 评论(0)

2013年VOA慢速英语(九)月

VOA慢速英语2012--The Laser: Futuristic Science Found at Your Local Store

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

发表于:2019-01-12 / 阅读(186) / 评论(0)

2012年VOA慢速英语(一)月

分类词汇：植物1-花

分类词汇植物花 rose 玫瑰花 tulip 郁金香 balsam 凤仙花 canna 美人蕉 lily 百合花 jasmine 茉莉 sweet pea 香豌豆花 sunflower 向日葵 geranium 大竺葵 morning-glory 牵牛花 cosmos 大波斯菊 pansy 三色堇 poppy 罂粟花

发表于:2019-01-17 / 阅读(174) / 评论(0)

英文语法词汇

生活大爆炸第一季第六集_1：The Middle Earth Paradigm

生活大爆炸第一季第六集_1：The Middle Earth Paradigm -Rajesh: Okay, if no one else will say I will. We really suck at paintball. 好吧，如果没人说那就我来说。我们在彩弹比赛中的表现实在太差了！ -Howard: That wa

发表于:2019-01-28 / 阅读(268) / 评论(0)

生活大爆炸第一季

VOA常速英语2007年-Scientist in Texas Runs NASA's Lunar Laser Prog

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

发表于:2019-01-31 / 阅读(196) / 评论(0)

VOA常速英语2007年（十一月）

双语情诗：让我成为你的夏

Summer for thee, grant I may be 请允许我成为你的夏季， When summer days are flown! 当夏季的光阴已然流逝！ Thy music still, when Whippoorwill 请允许我成为你的音乐， And Orioleare done! 当夜鹰与金莺收敛了歌喉！

发表于:2019-02-07 / 阅读(140) / 评论(0)

英语美文

四级阅读理解判断、归纳推理

阅读理解除了要求正确理解事实细节的能力外，还经常需要考生根据一定上下文对某些词汇的意义所读材料理解文章隐含的意义和深层次的含义、归纳文章主题思想、通过概括得出结论、综合

发表于:2019-02-09 / 阅读(181) / 评论(0)

大学四六级阅读

VOA标准英语2013--Doppler on Wheels Rolls Into Tornados

Doppler on Wheels Rolls Into Tornados Doppler radar reads the weather based on reflections from items moving through the air. Joshua Wurman was the first to put the technology on wheels and drive it directly into the path of a tornado. I invented Dop

发表于:2019-02-17 / 阅读(213) / 评论(0)

VOA常速英语2013年(八月)

英语美文：美丽的春天

Spring Springs are not always the same. In some years, April bursts upon Virginia hills in one prodigious leap － and all the stage is filled at once, whole choruses of tulips, arabesques of forsythia, cadenzas of flowering plum. The trees grow leav

发表于:2019-02-20 / 阅读(158) / 评论(0)

英语美文

经济学人278:微生物组学病毒防护

Science and technology 科学技术 Microbiomics 微生物组学 A virus shield 病毒防护 Viruses help keep people disease-free 病毒能够帮助人类免遭疾病 THE story of the microbiomethe community of tiny organisms that coexist symbiotica

发表于:2019-02-24 / 阅读(196) / 评论(0)

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