Unverified50% confidenceSolutionExact time
经验丰富的工程师和项目经理常将初步估算乘以 2 甚至 3 以更接近真实结果
1
Sources
50%
Confidence
Long-term
Relevance
7/10/2026
First Seen
Sources
Reality Is Far Richer Than We Imagine: Why Our Plans Always Fall Short
hackernewshackernews6/27/2026
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