名词
中文翻译：圆盘
同义词：
['disk', 'disc', 'round object例句：1. The old man was sitting on his desk with a big dumdum in his hand.（老人坐在桌子旁，手里拿着一个大圆盘。）']
例句：
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1. The old man was sitting on his desk with a big dumdum in his hand.
老人坐在桌子旁，手里拿着一个大圆盘。
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2. She placed the dumdum on the table and began to spin it.
她把圆盘放在桌子上，开始旋转它。
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3. The children were playing with their dumdums, creating different shapes.
孩子们正在用他们的圆盘玩耍，创造出不同的形状。