单词:mercury in steel thermometer
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INTRODUCTION TO ACT I Today on TUNING IN THE U.S.A., WE ARE AT THE Stewart home. Grandpa is watching television with Robbies friend Alexandra Pappas. She is there because she is waiting to meet Robbie when he comes home from school. Suddenly she feel
Many professions have their own words and expressions. This is true for the medical profession. Doctors use many technical terms that most people do not understand. But there are also expressions we use every day to tell about a persons health. Let m
Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a
The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a
By Caty Weaver Broadcast: November 21, 2003 This is Bob Doughty with the VOA Special English Economics Report. Last week, the World Trade Organization ruled that United States taxes on imports of stee
When a child feels sick, one of the first things a parent does is reach for a thermometer. That common reaction got one man thinking. Inder Singh is a health policy expert. He wondered what if the thermometer, in addition to measuring body temperatur
必备知识4:一些必要的词根(stems) -anthro-,-anthropo- human anthropology -aster-,-astro-,-stellar- star asterisk -audi-,-audit- hear audience -auto- self autograph -bio- life biology -capit- head, chief capital, captain -ced-go, move,yield p
Temperature 温度 Temperature is how cold and how hot the outside air is. 温度是指外面空气的冷热程度。 It is measured by a thermometer. 可用温度计测量。 Also, people feel temperature with their bodies. 人们的身体也能感受
How the 'Mercury 13' Led the Way for Women in the US Space Program Im Steve Ember. And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a program in the nineteen sixties to train women as astronauts. Today they are known
STEVE INSKEEP, HOST: President Trump's push for tariffs on steel and aluminum imports is driven in part by competition from China. The United States still produces most of its own steel, we should be clear. But the industry has faced pressure from ch
Most thermometers have numbers down to forty degrees (40) below zero. There the numbers stop, 大部分温度计向下标出的度数最低是零下40度,在零下40度这儿数字就停止了, for when the mercury gets down to that point it free
SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The Goldman Environmental Prize By Broadcast: Tuesday, May 11, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm B
The U.S. space agency(代理中介) has released the first ever image taken of the surface of Mercury from a spacecraft orbiting the planet. The black and white image, posted on the NASA website Tuesday, shows a surface pocked with craters of varying
The U.S. space agency NASAs Messenger probe(正直的,廉洁的 ) is scheduled to reach Mercury later this week, and become the first spacecraft to orbit the planet closest to the sun. During Messengers year-long orbital mission, scientists exp
The U.S. space probe MESSENGER is poised to enter orbit around Mercury(水银) early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting
By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-
Like Mercury, the earth takes a beating from the sun's violent temper. Flares, sun storms and other solar hissy fits can cause electronic mayhem for the satellites that roam above our heads. Fortunately, the earth is protected from this radiation by
I Would Pick More Daisies When the late Nadine Stair of Louisville, Kentucky, was 85 years old, she was asked what she would do if she had her life to live over again. I'd make more mistakes next time, she said. I'd relax. I would limber up. I would