单词：rectangular potential well
单词：rectangular potential well 相关文章
This is the VOA Special English Agriculture Report. A round barn in Illinois American farmers traditionally keep their animals and equipment in barns that are rectangular. But there are hundreds of barns in the Midwest and other parts of the country
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Part 8. At lost and found office 在失物招领处 1. What does he look like? 他长什么样？ She has small eyes. 她眼睛很
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This is the VOA Special English Agriculture Report. A round barn in Illinois American farmers traditionally keep their animals and equipment in barns that are rectangular, longer than they are wide. But as many as one thousand barns in the Midwest a
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He bought a DVD player. He went home. He unplugged the old DVD player from the living room flat-screen TV. He hooked up the new player. He plugged the old player into the 10-year-old TV in the bedroom. His wife came home. She said, Why didn't you jus
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