跨库检索是以多个分布式异构数据源为对象，的翻译：Cross-database retrieval is based on multiple distributed heterogeneous data sources to an object, 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Database searching is distributed across multiple heterogeneous data source object,

Cross-database retrieval is based on multiple distributed heterogeneous data sources to an object,

The cross storehouse retrieval is take many distributional isomerism data pool as an object,

inter-library retrieval is based on multiple distributed heterogeneous data source is a target audience.

Cross-database retrieval is based on multiple distributed heterogeneous data sources to an object,