Incremental crawling - Use modifiedSince and maxAge to skip pages that haven't changed or were recently fetched, saving time and cost on repeated crawls
Российский врач вернется к работе после истекшей кровью пациентки14:48。业内人士推荐wps作为进阶阅读
，详情可参考谷歌
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But look at what's happening now. Someone needs information, they open ChatGPT or Claude or Perplexity, they ask a question in natural language, they receive a comprehensive answer immediately with sources cited. No clicking through multiple websites. No comparing different perspectives. No scanning search results pages. The AI synthesizes information and delivers a direct answer, fundamentally changing the discovery process.
Трамп объявил о запуске первого за полсотни лет НПЗ в США08:51