Unverified60% confidenceFactTime unknown
工程师在棕地项目（Brownfield project）中约60-70%的时间花在理解现有代码上，而非编写新代码
1
Sources
60%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
Cursor+Codex双IDE协同：开源项目二开七环节实战指南
bilibili赋范大模型课堂
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