如果一个搜索引擎想看起来比对手好一倍，他们只要拿出一个条形图，上面显示他们比对手的文件多一倍就可以了。
If a search engine wants to seem twice as good as a competitor, they need only trot out a bar chart showing they have twice as many documents as their competitor.
例如，一位营销部门的员工可能需要访问竞争对手的新闻供给和搜索引擎。
For example, a marketing employee might need access to competitive news feeds and search engines.
搜索引擎可以针对手机用户提供点击呼叫功能。
Search engines offer a click to call feature to target mobile users.
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