单词：natural radiation environment
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21 俄勒冈青蛙数量急剧减少的调查分析 DATE=5-11-01 TITLE=ENVIRONMENT REPORT - Oregon Frog Study BYLINE=Cynthia Kirk （Start at 59
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EXPLORATIONS - Ancient Martian Conditions Could Have Supported Life From VOA Learning English, this is EXPLORATIONS, in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we report on recent scientific findings about the planet Ma
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UNIT 23 RADIO PROGRAMS( Ⅲ ) Lesson 45 Part Ⅰ UNIT 23 RADIO PROGRAMS( Ⅲ ) Lesson 45 Part Ⅰ Warming-up Exercises Numbers: Population in Ten Countries Score:_____ Lesson 45 Part Ⅱ News Lesson 4
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Section 27 Environment What exactly is the environment? It’s the world around us. You mean the sky and trees and things like that. Well, yes. But it can be even closer to home. In fact, your home is
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ENVIRONMENT REPORT — March 15, 2002: Nuclear Pollution and Cancer By Mario Ritter This is the VOA Special English ENVIRONMENT REPORT. A recent report by the USA Today newspaper says that a large amo
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My hometown is a beautiful place, it is in the countryside, because it is far away from the city, so the environment is very natural. The water is very clean, I can even see the fish and the mountain has many green trees. But I like the morning best,
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