Web spiders are like a text-based browser, they can't read the text embedded in the graphic image or Flash.

网络蜘蛛就像一个以文本为基础(text - based)的浏览器，它们无法阅读嵌入图像或Flash中的内容。

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The movement of the web may tell potential intruders that they are in the vicinity of a large animal, dissuading it from getting closer to the vulnerable baby spiders.

网的震动会使入侵者认为，它们即将面对的是庞然大物，脆弱的幼蛛们以此来让入侵者乖乖远离。

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Web spiders and scrapers are useful applications, and, therefore, you can find a variety of different types in use for both good and evil.

Web spider和scraper是非常有用的应用程序，因此可以找到它们的很多种应用，其中有好有坏。

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All the search engines follow these robot directives, which, while not a perfect security solution, limit the entry points used by the bots and spiders that index the Web.

FORBES: Google Me Not