通过简单地复制而不是克隆数组引用，消息和产生消息的类都保存了前一投标数组的主副本的一个引用。

By simply copying the array reference instead of cloning it, both the message and the class that produces it hold a reference to the master copy of the previous bids array.

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最后，jama也不是一个通用的数组类，相反，它主要关注于与矩阵数值计算相关的数学运算。

Finally, JAMA is not a general-purpose array class. Instead, it focuses on the principle mathematical functionality required to do numerical linear algebra.

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显示简单变量，迭代整个数组或关联数组，以及显示类的成员。

Display a simple variable, iterate over an array or associative array, and display the members of a class.

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