语音讲解：
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　　【图片背景】

　　This photo was taken on a college campus. We found that a lot of students are interested in this bell. Of course, it is not as famous as Big Ben and in fact, it has never rung since it came to the campus. So what is the use? Just an ornament!

　　【实用词汇】

　　college campus 大学校园

　　Big Ben 大本钟

　　ornament 装饰物