11 An Embarrassing Show The day of the school science fair had finally arrived, and Lisa was both nervous and excited. She couldn't wait to show off her volcano model at the fair. She might even win the first prize! As Lisa was setting up her volcano

发表于:2018-11-27 / 阅读(312) / 评论(0) 分类 背诵为王第一册

David McAlary For weeks, two helicopter crews have been practicing the mid-air capture of a parachute drifting down over the Utah desert. When the event acttually occurs Wednesday, the parachute will

发表于:2018-12-08 / 阅读(64) / 评论(0) 分类 VOA2004(下)--健康科技

AS IT IS 2016-10-18 Solar Tent Produces Better Results for Fishing Community in Malawi 太阳能帐篷帮马拉维渔民烘干鱼肉 In the African country of Malawi, fishing is a way of life for people who live near lakes. The fishers have several m

发表于:2018-12-08 / 阅读(114) / 评论(0) 分类 2016年VOA慢速英语(十)月

Uganda Unveils its First Solar-powered Bus 乌干达首次推出太阳能汽车 KAMPALA A solar-powered bus described by its Ugandan makers as the first in Africa has made its public debut. Kiira Motors' electric bus was displayed recently at a stadi

发表于:2018-12-08 / 阅读(57) / 评论(0) 分类 VOA标准英语2016年(七月)

Lack of inexpensive, reliable energy delivery is one of the chief obstacles to growth and development in sub-Saharan Africa. Nearly seventy percent of people living in the region lack access to electricity, forcing them to spend significant amounts o

发表于:2018-12-08 / 阅读(146) / 评论(0) 分类 VOA标准英语2018年(一月)

Parker Solar Probe Becomes Closest Spacecraft to Sun The American space agency is reporting that its Parker Solar Probe now holds the record for the closest approach to the Sun by a human-made object. 美国航天局报告称,其帕克号太阳探测

发表于:2018-12-08 / 阅读(65) / 评论(0) 分类 2018年VOA慢速英语(十一)月

BRUSSELS - The European Union (EU) on Wednesday imposed tariffs of up to 42.1 percent on solar glass imports from China, which would come into force Thursday. Chinese manufacturers had been allegedly selling the product, which is used for producing s

发表于:2018-12-11 / 阅读(51) / 评论(0) 分类 英语新闻

CNN's John Vause has a look at the newly unveiled Olympic village that will house 16,000 athletes in Beijing Well, this will be home for 16, 000 athletes and coaches at this year's Beijing Games. Forty-two buildings, it's a sprawling complex in fact

发表于:2018-12-11 / 阅读(59) / 评论(0) 分类 万花筒2008年

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(177) / 评论(0) 分类 新东方背诵文选

AS IT IS 2013-09-04 India Expands Solar Power 印度大力发展太阳能发电 Welcome to As It Is, a daily show from VOA Learning English. Im Christopher Cruise. Today, we report on how India has become an important market for developers of solar e

发表于:2018-12-16 / 阅读(61) / 评论(0) 分类 2013年VOA慢速英语(九)月

Seeing One Solar Eclipse May Not Be Enough 观看日全食会上瘾?8.21.日全食来啦! I expected to have this interesting intellectual experience, and instead it was just completely visceral. 我很期待这种有趣的科学体验,而且这完

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 2017年Scientific American(八)月

16 Talking About Astronomy GLOSSARY honey sweetheart; a word used when talking to loved ones to show them thatone cares * Honey, could you please take out the garbage? project assignment; the study of a particular subject for a period of time,usually

发表于:2018-12-26 / 阅读(103) / 评论(0) 分类 2010年ESL之日常生活

A total solar eclipse occurs when the Sun, Moon and Earth align in such a way that our view of the Sun is totally obscured by the Moon. This week's total eclipse could be seen in eastern India before slowly moving across Burma, Bangladesh, Bhutan, Ch

发表于:2018-12-27 / 阅读(46) / 评论(0) 分类 英语时差8,16

With such a short window to capture data, the team must test and retest the instruments throughout new horizons' nine-year journey.Every year for about two months we are going to wait the spacecraft up and do some testing, some observations of celest

发表于:2018-12-27 / 阅读(697) / 评论(0) 分类 探索与发现2015年

Matthew / England speaker I hope not. I hope if they are driving cars they are run on hydrogen or perhaps something else, electricity perhaps, but I really hope we don't use gasoline anymore. Maiko / Japan speaker I do think in 100 years people will

发表于:2018-12-28 / 阅读(79) / 评论(0) 分类 一起闲话英语-English Chitchat

Scientists in developing nations are considering ways to limit the effects of climate change on Earth. These scientists plan to explore one possibility: controlling or restricting sunshine levels. They want to see if use of a man-made chemical to blo

发表于:2019-01-03 / 阅读(81) / 评论(0) 分类 2018年VOA慢速英语(四)月

AS IT IS 2014-08-07 Rosetta Spacecraft Catches a Comet 罗塞塔航天器捕捉到一颗彗星 After a 10-year trip, a European spacecraft has, for the first time, entered an orbit around a comet. The European Space Agencys Rosetta spacecraft began a

发表于:2019-01-12 / 阅读(41) / 评论(0) 分类 2014年VOA慢速英语(八)月

OBAMA: Iran Deal Makes America, World Safer 奥巴马称伊朗核协议 令世界更安全 The American president Wednesday defended the historic agreement reached with Iran Tuesday. Barack Obama said the deal represents the worlds best way to ensure

发表于:2019-01-12 / 阅读(54) / 评论(0) 分类 2015年VOA慢速英语(七)月

There is a consensus among the delegates and world leaders attending the climate change conference in Copenhagen on the need to cut greenhouse gas emissions and shift to cleaner/more efficient energy. But a research center in Britain is espousing a d

发表于:2019-01-13 / 阅读(62) / 评论(0) 分类 VOA标准英语2009年(十二月)

First Solar Sail to be Launched into Orbit from Russian Submarine 俄潜艇首发太阳反射器进入轨道 A solar sail might do for space missions what fabric sails once did for sea travel.It would

发表于:2019-01-31 / 阅读(121) / 评论(0) 分类 VOA2005(下)--环境科学探索