The N73 uses a database system for the supplied 'Gallery' applications (which permanently run in the background, in order to reduce seek and operation times) and again these databases can be updated locally on the device itself.
N73使用数据库系统支持“Gallery”式的应用程序（永久在后台运行，以减少搜索与操作时间的程序），同时数据库还能在设备上进行本地更新。