The statements are parsed to determine whether keywords and their location in the statements are valid.
工具会解析这些语句，以确定语句中各个关键词及其位置是否有效。
Query parsing comes down to determining which part of the query contains keywords to search for and which part contains location information.
查询解析的目的是确定查询的哪个部分包含所搜索的关键字，哪个部分包含位置信息。
Listing 5 generates a simple event search form, with fields for event keywords, location, and type.
清单5产生了一个简单的事件搜索表单，具有针对事件关键字、位置和类型的字段。
Detect whether SQL keywords and their location in the SQL are valid.
探测sQL关键字及其在SQL代码中的位置是否有效。
For example, a news page can be described with a set of keywords, geo location, date, time, people, and categories.
例如，一个新闻页面可以通过一组关键词来标识：地点、日期、时间、人物与类别。
You can browse by keywords, location or time.
你可以通过关键词、方位或时间浏览。
However search engine has its own location, the result exists useless information because of using keywords searching, so resulting in wasting time and space.
然而，由于目前搜索引擎自身的局限性，使用关键字检索到的结果，仍然存在垃圾信息而造成时间和空间上的浪费。
However search engine has its own location, the result exists useless information because of using keywords searching, so resulting in wasting time and space.
然而，由于目前搜索引擎自身的局限性，使用关键字检索到的结果，仍然存在垃圾信息而造成时间和空间上的浪费。
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