Unverified50% confidenceFactExact time
Google 的 Googlebot 每天抓取数百亿个 URL，依托分布式抓取调度系统、优先级队列、去重机制和DNS解析缓存集群
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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