例如，希腊天文学家对行星运动进行了非常出色和精确的观察，但这些观察暴露了一点小问题。

For example, Greek astronomers made excellent, very accurate observations of the movements of the planets, but the observations revealed a bit of a problem.

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有时模糊能和精确一样具有启发性。

SOMETIMES confusion can be as instructive as precision.

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这个箭头象征着两个公司主要的特点：速度和精确。

This arrow symbolizes speed and precision, two major selling points of this company.

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It just throws the decimal point away and that's because, again, these are ints and the answer intuitively should be a floating point value, but I need to be more specific.

它直接把小数点后面的数值丢弃掉了，因为，凭直觉，那些整型数和结果应该是一个浮点数据,但是我需要一个更精确的数值。

哈佛公开课 - 计算机科学课程节选

But when you start doing scientific research or financial work, imprecision and rounding errors start to add up.

但如果你碰到涉及科学研究,或财政方面的项目时，不精确度,和错误就会累加。

哈佛公开课 - 计算机科学课程节选

He's willing to sacrifice historical or cultural exactitude of meaning.

他愿意牺牲意义在历史上和文化上的精确性。

耶鲁公开课 - 文学理论导论课程节选