通过网络获得有效的检索结果,需要有正确的策略。而在检索策略的诸多环节中,正确选择检索词尤为重要。本文以“近视眼手术治疗”这一检索题为例,从常见的检索错误入手,通过从最初27篇论文的检索结果到最后全面准确查得2000多篇检索结果的过程,一步步推导出正确的检索词,用实例来论述了检索词对实施成功检索的意义。 To get effective search results through the Internet, you need to have the right strategy. In many aspects of the search strategy, the correct choice of terms is particularly important. This article takes the retrieval problem of “myopia surgery” as an example. Starting with the common retrieval errors, this article derives step by step from the retrieval results of the first 27 papers to the comprehensive and accurate retrieval of more than 2000 retrieval results The correct search terms, with examples to discuss the successful implementation of the search term meaning.