单词：scientific problems
单词：scientific problems 相关文章
BOB DOUGHTY: And Im Bob Doughty. Many boys and girls like science. Some of them go to the Internet to find answers to scientific questions. Today, we will tell about a few science websites for children. (MUSIC) FAITH LAPIDUS: Millions of children aro
2010年VOA慢速英语(十二)月
[00:02.88]2002 [00:06.01]Almost all our major problems involve human behavior, [00:10.04]and they cannot be solved by physical [00:12.15]and biological technology alone. [00:15.07]What is needed is a technology of behavior, [00:17.80]but we have bee
历年考研英语翻译
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In America theres a feeling of Christmas. But thats not the only winter holiday going on. Jews are lighting Hanukkah candles, Muslims recently feasted
Scientific American(十二)月
[00:04.49]Scientific Attitudes [00:06.97]科学的态度 [00:09.46]Science had its beginning when man started asking questionsabout his environment. [00:14.18]科学起源于人类开始对自身环境产生疑问的时候. [00:18.91]He wondered where the sun went at night an
大学英语自学教程上
LESSoN TEN TEXT A Scientific Attitudes Science had its beginning when man started asking questions about his environment. He wondered where the sun went at night and why the sky was blue. He questione
自考英语（一）78讲
Chinese President Xi Jinping has issued a new call for a greater focus on scientific innovation, saying it should be the driving force for China's development. Xi Jinping's comments have been made during a stop at the Chinese Academy of Sciences. He
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