EPCIS provide an interface for executing ad-hoc queries as well as for submitting "standing" queries that deliver new results periodically.

EPCIS为执行特殊查询提供了接口，还允许提交“持续的”查询，从而定期提供新结果。

youdao

Its people are said to meet periodically with Republican-supporting groups to share intelligence, such as polling data, and to co-ordinate ad spending.

ECONOMIST: Corporate lobbying