Unverified50% confidenceFactExact time
Google、百度的核心能力之一是覆盖全球数十亿网页的大规模爬虫系统，称为蜘蛛或Spider
1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
Learning Python Web Scraping from Scratch: How It Works, the Full Workflow, and Legal Boundaries
bilibiliPython全套学习7/6/2026
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