通过构造不同的图形去解一个几何概型问题，联想到发散思维能力的培养。
By structuring different figure to work out a geometry problem, this article associates to foster divergence thoughts.
通过构造不同的图形去解一个几何概型问题，联想到发散思维能力的培养。
By structuring different figure to work out a geometry problem, this article associates to foster divergence thoughts.
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