Local advertisement storage and indexing now performed with a customized Xindice btree database, resulting in improved performance over previous file system-based storage scheme.

本地公告的储存和索引现在是在一个定制的Xindice btree数据库上执行，比以前的基于文件系统的存储方案在性能上有了改进。

youdao

A separate XML file contains the properties for the displayed advertisement.

不同的xml档含有已显示广告的属性。

youdao