This example demonstrates the crawling phase of a Web spider.

这个例子展示了Web spider爬行的阶段。

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Now I'll leave scrapers and dig into the construction of a Web spider.

至此对scraper的介绍就告一段落，接下来将深入地了解一下Web spider的构建。

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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）”。

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The search engine's Web-crawling spider now keeps an eye out for viruses and malware as it combs the Web, and shows users a warning page before allowing them to access malicious sites.

FORBES: Made For Hacking

It's basically a pound cake with a spider web on top of the glaze.

NPR: Author Shares Tricks And Treats For All

The Spaniards advance the ball in a series of triangles pieced together like an intricate spider web.

WSJ: La Roja: How Spain Became the World's Best Soccer Team