Procrastinators are not different in their ability to estimate time, although they are more optimistic than others.

尽管拖拉症患者比常人乐观，但他们并非无能估量时间。

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The optimistic estimate is a few days, but the mechanic can't tell us for sure until he spends more time with the RV (much like investigating a defect in our code).

利观的估计是几天，但是直到机械师在 RV 上花费了更多时间，他才能确定的告诉我们（非常像调查代码中的缺陷）需要多长时间。

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