单词：circular layer
单词：circular layer 相关文章
Unit 4 Free-time Activities Ice Fishing(E) A boy wanted to go ice fishing,He'd read many books on the subjectand finally,after getting all the necessary tools togetherhe made for the nearest frozen lakeAfter positioning his stool,he used a drill to m
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city 城市 cigar 雪茄 cigarette 香烟 circle 圆圈 circular 圆形的
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There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th
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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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I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
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BEIJING, March 14 (Xinhua) -- China will change three members of the central bank's monetary policy committee, according to a circular released Wednesday by the State Council, or the Cabinet. The circular said the State Council has approved the appoi
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