The evolution of biological and ecological systems on this planet was and is a contingent and heuristic process.

地球上生物的进化和生态系统，都是一个队伍和启发式的过程。

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The evolution of biological and ecological systems on this planet was and is a contingent and heuristic process.

地球上生物的进化和生态系统，都是一个队伍和启发式的过程。

youdao