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*Altavista: Main Page -Netscape 口 File Edit View Go Communi cator Help 当温 Back Forward Reload Home Guide Print Security Stop EbookMarksocation:http:/www.altavista.digital.com/ 是 nstant Message回 Internet Lookup New&co foot Earth's alTaVIsTA Stars! Biggest Pamela Ar Bookstore A DIGITAL Internet Service Pole and, cA-USA BDemiMool amazon com 網上娛圈 上 sFre supect (Business Search/People Search Browse by Su Search the Web for documents inany language keyword: genetic engineering Enter a few search terms and click on the search butt目」 图3.8用AltaⅤista在关键词字段查“遗传工程”图3.8 用AltaVista在关键词字段查“遗传工程
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