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Didactic cube (Machine-translation by Google Translate, not legally binding)
Didactic cube (Machine-translation by Google Translate, not legally binding)
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机译:教cube立方体(通过Google翻译进行机器翻译,不具有法律约束力)
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摘要
Didactic cube characterized because it consists of twelve equal tubes and strung in an elastic thread, which holds them together thus forming a flexible cube. (Machine-translation by Google Translate, not legally binding)
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