最适水温, 最适水温

VOA慢速英语2011--How to Make Your Own Solar Water Heater

Technology Report - How to Make Your Own Solar Water Heater This is the VOA Special English Technology Report. Solar water heaters are used around the world and are not very difficult to build. The system we are going to describe is based on a design

发表于:2018-12-16 / 阅读(136) / 评论(0)

2011年VOA慢速英语(四)月

VOA慢速英语20060711b

SCIENCE IN THE NEWS - While Other Threats Make the News, Heat May Be Nature's Deadliest KillerBy Oliver Chanler and Nancy Steinbach Broadcast: Mon, 10 Jul 2006 16:00:00 UTC VOICE ONE: This is SCIENCE

发表于:2019-01-02 / 阅读(124) / 评论(0)

2006年慢速英语（七）月

VOA慢速英语20060228a

AGRICULTURE REPORT - Bird Flu: Composting the Remains of Farm BirdsBy Mario Ritter Broadcast: Tuesday, February 28, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Farmers usuall

发表于:2019-01-02 / 阅读(117) / 评论(0)

2006年慢速英语（二）月

DEVELOPMENT REPORT – How to Make a Solar Water Heater

DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o

发表于:2019-01-02 / 阅读(227) / 评论(0)

农业与发展

SSS 2010-04-02

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? A direct effect on human health related to climate change is the likely increase in infectious diseases transmitted by insects or through contaminated water. In the Marc

发表于:2019-01-08 / 阅读(143) / 评论(0)

Scientific American(四)月

SCIENCE REPORT - Snow Facts

SCIENCE REPORT – January 16, 2002: Snow Facts By George Grow This is the VOA Special English SCIENCE REPORT. Winter weather has arrived in northern areas of the world. In much of the United States,

发表于:2019-01-08 / 阅读(135) / 评论(0)

科技之光

SCIENCE IN THE NEWS - Snow

SCIENCE IN THE NEWS - December 10, 2002: Snow By George Grow VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with SCIENCE IN THE NEWS, a VOA Special English program about recent dev

发表于:2019-01-08 / 阅读(167) / 评论(0)

科技之光

与美国小学生一起学英文第5册第2期:火星

Mars 火星 Mars is a planet. 火星是行星。 It is next to the Earth. 它紧邻地球。 Its size is about one fourth of the Earth. 它约有四分之一个地球大。 Mars is not far from the Earth, but the environment is very different. 火星离

发表于:2019-01-10 / 阅读(112) / 评论(0)

与美国小学生一起学英文第5册

VOA慢速英语 200707030045

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, we tell about health problems linked to extreme heat. We also tell about what to do to prevent and treat these problems. (MU

发表于:2019-01-11 / 阅读(177) / 评论(0)

VOA慢速英语2007年（七）月

VOA慢速英语 Development Report - Making a Solar Water Heater

This is the VOA Special English Development Report. Solar water heaters are devices that use energy from the sun to heat water. Solar water heating is used around the world. An example of a rooftop solar water heater being built in South Africa The

发表于:2019-01-11 / 阅读(160) / 评论(0)

VOA慢速英语2009年（四）月

More of Us to Go Thirsty As Earth Dries Up

AS IT IS 2015-11-03 More of Us to Go Thirsty As Earth Dries Up Water supplies around the planet are running dry at an alarming rate. Scientists say the world is experiencing a shortage of fresh water. It will only worsen as the population grows and t

发表于:2019-01-12 / 阅读(132) / 评论(0)

2015年VOA慢速英语(十一)月

VOA慢速英语20060110b

SCIENCE IN THE NEWS - Winter Cold: Everything You Ever Wanted to Know About SnowBy George Grow Broadcast: Tuesday, January 10, 2006 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob D

发表于:2019-01-16 / 阅读(157) / 评论(0)

2006年慢速英语（一）月

VOA慢速英语20060109a

DEVELOPMENT REPORT - Working With Clay: A How-to GuideBy Gary Garriott Broadcast: Monday, January 09, 2006 I'm Steve Ember with the VOA Special English Development Report. Clay is found almost everywh

发表于:2019-01-16 / 阅读(152) / 评论(0)

2006年慢速英语（一）月

VOA慢速英语2010年-SCIENCE IN THE NEWS - There Is a Lot M

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember. Today, we tell you everything you ever wanted to know about snow. (MUSIC) VOICE ONE: Justin Snow of the Indianapolis Colts stands in

发表于:2019-01-31 / 阅读(346) / 评论(0)

2010年慢速英语(一)月

Climate change might lead to water shortage in the Alps

VIENNA, Sept. 22 (Xinhua) -- Climate change and rising temperature in the long term can lead to water shortages in the Alps region, international experts warned Thursday at the Water-Scarce Final Conference in the Austrian eastern city Graz. The Alpi

发表于:2019-02-03 / 阅读(184) / 评论(0)

英语新闻

人体为什么会出臭汗?

What's sweat? 什么是汗水？ Your body works best when its temperature is about 37? Celsius. When your body gets hotter than that, your brain doesn't like it it wants your body to stay cool. So the part of your brain that controls temperature, ca

发表于:2019-02-05 / 阅读(100) / 评论(0)

阅读空间

本世纪末全球气温至少上升4摄氏度

科学家估计，如果不减少二氧化碳排放，2100年地球平均气温将至少上升4摄氏度，到2200年会上升8摄氏度，无疑是地球灾难性的噩梦。此前有科学家用气候模型分析称，全球气温将受二氧化碳排

发表于:2019-02-06 / 阅读(113) / 评论(0)

阅读空间

陈光标承认造假: 用温水参加冰桶挑战

Controversial Chinese philanthropist Chen Guangbiao admitted he cheated in the ALS Ice Bucket Challenge, Sanxiang Metropolis Daily reported on Thursday. 据国内媒体报道，中国最受争议的慈善家陈光标日前承认，他在之前的关注

发表于:2019-02-18 / 阅读(180) / 评论(0)

阅读空间

2018年CRI Trial system sprays water to deter jaywalkers in Hubei

An intelligent system that punishes jaywalkers by spraying water at them is being trialed at a crossing in the city of Daye in central China's Hubei Province, reports Beijing News. The trial system monitors traffic in real time, and squirts water at

发表于:2019-02-22 / 阅读(210) / 评论(0)

2018CRI中国国际广播电台

万物简史第362期:进入对流层(3)

The temperature six miles up can be -70 degrees Fahrenheit, and you would need, or at least very much appreciate, supplementary oxygen. 10公里高空的温度会降至零下57摄氏度，你需要补充氧气，至少很希望这么做。 After you

发表于:2019-02-25 / 阅读(107) / 评论(0)

万物简史

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accelerometer diaphragm

access mask

active involvement

ada programming support environment

auricular neurofibroma