Each search engine has its own automated program called a "web spider" or "web crawler" that crawls the web.

每个搜索引擎都有自己爬行网页的自动化程序，叫做“网络蜘蛛（web spider）”或“网络爬虫（web crawler）”。

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Each search engine has its own automated program called a "web spider" or "web crawler" that crawls the web.

每个搜索引擎都有自己爬行网页的自动化程序，叫做“网络蜘蛛（web spider）”或“网络爬虫（web crawler）”。

youdao