楼上(shàng )说(shuō )的很多,我补充一下(xià ),正确的应该叫网(wǎng )络蜘蛛(zhū ),又称爬(pá )虫(chóng ),本质是搜(sōu )索引擎派出的一(yī )个(gè )执行(háng )抓取(qǔ )任务的(de )程(chéng )序(xù )蜘蛛池的本质是大量的(de )网站互相链接(jiē ),每个站(zhàn )单独产生大量(liàng )的内容(róng )吸(xī )引(yǐn )蜘蛛(zhū )来爬(pá ),几千个(gè )网(wǎng )站(zhàn )互链时,可(kě )以想象(xiàng )蜘(zhī )蛛的链(liàn )接
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