Because the intricate network of the many different parts is required not only for supporting and balancing a heavy superstructu

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问题 Because the intricate network of the many different parts is required not only for supporting and balancing a heavy superstructure but to enable the multiple motions and actions, hundreds or thousands of times daily.

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答案这些不同部分构成的错综复杂的网络,不仅需要支持和平衡沉重的身躯,还需要保证每天几百或几千次的动作。

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