Natural selection hits on a good design. That design is then adopted in slightly different forms by species after species.

当自然选择挑中了一个理想的设计后，一个接一个的物种便以略微不同的形式采纳这种设计。

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Natural selection hits on a good design.

自然选择的图案都是最好的。

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Selection of a good activation function is an important part of the design of a neural network.

一个良好的激活函数的选择是对的神经网络设计的重要组成部分。

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