Because at the start of the project you have imperfect knowledge about the software you're developing.

因为在开发时，处于项目之初的我们无法获得有关这个软件完整的知识。

youdao

So I think we have imperfect knowledge on the part of otherwise rational voters, and I think we have cultural resistances in health care.

因此，对那些持有不同看法的理性选民，我觉得大家对他们的了解是不够的。

youdao

You have imperfect knowledge. A lot of people believe that the only way for a country to get rich, stay rich, and get richer is to burn more carbon fuel.

你的了解是不够全面的很多人相信让一个国家变富裕，保持富裕和变得更富的唯一方法就是消耗更多的含碳燃料。

youdao

Once it rolls that product out, it will be a fierce competitor with other ad networks whose imperfect knowledge about you is gleamed from dropping cookies and tracking your browser activity.

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Our knowledge of the issues is imperfect.

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This illustrates the imperfect-information nature of the game, and the lack of common knowledge about others.

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