有些搜索引擎是不支持框架结构的，他们的蜘蛛程序无法阅读这样的网页。

Some search engine does not support frame construction, their spider program cannot read such webpage.

youdao

有些搜索引擎是不支持框架结构的，他们的蜘蛛程序无法阅读这样的网页。

Some search engine does not support frame construction, their spider program cannot read such webpage.

youdao