Indeed, in a science-fiction article written some 20 years ago the late Henry Stommel, an influential Woods Hole oceanographer, imagined fleets of Slocums cruising the sea to collect scientific data.
事实上，在一位颇有影响的伍兹·霍尔海洋科学家，亨利·斯特·摩尔在20年前写的一篇科幻小说里，就想象斯洛克姆的舰队在海上巡航采集科学数据。
The high-level task for this article is a Web crawler: given a base URL for a Web site, you'll collect elements from the site that you can use for some purpose.
本文的高级任务是创建一个 Web crawler：给定一个网站的基 URL，从该网站收集可以用作某种用途的元素。
So I wanted to collect my thoughts and put them into this article, where they may be of some use to those of you who don't know it all already.
所以我希望收集自己的看法然后集中在这篇文章中，也许它们会对过去还不知道的人们有所帮助。
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