[网络] 有机半导体太阳电池

WWOOF: World-Wide Opportunities on Organic Farms

By Mario Ritter Broadcast: July 8, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Recently, a listener in Nigeria told us about an organization called World-Wide Opportuniti

发表于:2018-12-07 / 阅读(221) / 评论(0)

VOA2003（下）-农业与经济

VOA标准英语2014--新的太阳能电池减少生产中对环境的危害

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(219) / 评论(0)

VOA标准英语2014年(六月)

大学英语四级词汇 068

seldom ad.很少 select vt.选择，挑选 a.选择的，精选的 selection n.选择，精选的人或物 self n.自己，本身；私心 selfish a.自私的 sell vt.卖，出售；出卖，背叛 vi.卖，销售 semester n.学期 semiconductor n.半导

发表于:2018-12-30 / 阅读(202) / 评论(0)

大学英语四级词汇拼读版

On Mars, NASA Finds ‘Organic’ Substances Linked to Life

The United States space agency says its Mars exploration vehicle has discovered chemical substances necessary for life. Scientists reported that NASAs Curiosity rover found large amounts of organic molecules in 3.5 billion-year-old rock in an area ca

发表于:2019-01-03 / 阅读(181) / 评论(0)

2018年VOA慢速英语(六)月

Organic Farming Intersects with Modern Technology

Broadcast: Mar 17, 2003 Rain hits the 1) shingles on the large covered porch that leads up to David Masumoto's farmhouse. From the porch he can see 90-year-old 2) raisin 3) vineyards his family has te

发表于:2019-01-03 / 阅读(237) / 评论(0)

VOA2003（上）-科技先知

每日一词【1030】organic：有机的，绿色的

今天我们要学的词是organic。 Organic, 有机的，绿色的。 Organic product, 有机产品。近年来，美国很多消费者开始崇尚绿色、有机食品。不过，统计数字显示， Organic food accounted for only 3.5% of the fo

发表于:2019-01-11 / 阅读(211) / 评论(0)

英语每日一词

VOA慢速英语2016 利用大窗户吸收太阳能

Large Windows Could Capture Solar Energy 利用大窗户吸收太阳能 Solar cells have been around since the 1950s. But now there is a race to develop transparent solar cell that can cover windows of buildings and still capture the suns light for e

发表于:2019-01-12 / 阅读(215) / 评论(0)

2016年VOA慢速英语(八)月

可喷涂太阳能电池可能取代硅基电池板

Paintable Solar Cells May Replace Silicon-Based Devices 可喷涂太阳能电池可能取代硅基电池板 Solar panels are manufactured in factories. Some of the devices are made with cadmium chloride, a substance shown to be harmful to human healt

发表于:2019-01-12 / 阅读(200) / 评论(0)

2015年VOA慢速英语(十)月

VOA标准英语2013--More Land Being Used for Organic Farming

More Land Being Used for Organic Farming More land around the world is being dedicated to organic farming. The Worldwatch Institute says since 1999 theres been a more than three-fold increase to 37 million hectares. Organic farming is farming without

发表于:2019-01-13 / 阅读(203) / 评论(0)

VOA标准英语2013年(一月)

VOA标准英语2013--Volunteers Help Scientists in Search for Cheap Solar Cells

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(211) / 评论(0)

VOA标准英语2013年(七月)

环球英语 — 63：Organic Chocolate

Voice 1 Hello. Im Marina Santee. Voice 2 And Im Elizabeth Lickiss. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Milk chocola

发表于:2019-01-19 / 阅读(187) / 评论(0)

环球英语 Spotlight

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(284) / 评论(0)

农业与发展

VOA常速英语2008年-Astronomers Discover Life-Giving Molecule In Ne

By Jessica Berman Washington 19 March 2008 For the first time ever, astronomers using the Hubble space telescope have discovered the presence of the organic molecule methane in the atmosphere around a planet outside our solar system. While astronomer

发表于:2019-01-31 / 阅读(160) / 评论(0)

VOA标准英语2008年（三月）

高考阅读高频难词-8

351. odd a. 奇特的,古怪的；奇数的 352. omit vt. 省略 353. opponent n. 敌手,对手 354. opportunity n. 机会,时机 355. orchestra n. 管弦乐队 356. semester n. 学期；半年 357. se

发表于:2019-02-03 / 阅读(374) / 评论(0)

英文语法词汇

正在下滑的十大就业领域

What to Do If Your Industry Is on the Way Out 如果你所在的行业过时了怎么办People in almost every profession may feel like jobs are scarce right now. For many industries， this is a temporary situation. But jobs in some fields are expec

发表于:2019-02-05 / 阅读(214) / 评论(0)

阅读空间

微电子辞典-5

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(222) / 评论(0)

实用英语

哪些问题让你无语？

What are some dumb questions you have been asked? 你都被问过哪些让人无语的问题？获得6.7k好评的答案@Abhinav Gaur I work for a semiconductor company which makes electronic chips. On being asked about what I do, I once told to one

发表于:2019-02-06 / 阅读(195) / 评论(0)

阅读空间

【英语时差8,16】利用太阳能-下

PV solar technology is more complex. When sunlight hits a PV cell, electrons in the cell are knocked out of their orbits. Electric fields channel the electrons in a current used to generate electricity。 Unlike thermal solar panels, PV technology is

发表于:2019-02-15 / 阅读(156) / 评论(0)

英语时差8，16

使用电脑必懂的53个英文单词和缩写

PC：个人计算机Personal Computer CPU：中央处理器Central Processing Unit CPU Fan：中央处理器的散热器(Fan) MB：主机板MotherBoard RAM：内存Random Access Memory，以PC-代号划分规格，如PC-133，PC-1066，PC-2700 HDD：硬

发表于:2019-02-18 / 阅读(237) / 评论(0)

实用英语

乔布斯传第350期:苹果坠落(3)

By 1996 Apple's share of the market had fallen to 4% from a high of 16% in the late 1980s. 到1996年，苹果的市场份额已经从80年代末的高达16%下降到4%。 Michael Spindler, the German-born chief of Apple's European operations who had

发表于:2019-02-22 / 阅读(348) / 评论(0)

乔布斯传

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

amount of personalized relationship

baja california (lower california)