The UNION operation repeats this step until the SHIP buffer is empty.

UNION操作符重复这个步骤，直到ship缓冲区为空。

youdao

He followed the Shaman's directions to the subterranean caverns, and after witnessing a disturbing vision of his future, realized that he had stumbled upon the Techno Union operation.

按照巫师的指示，他来到地下洞穴。在幻觉中目睹自己令人不安的未来之后，他发现自己恍然来到了技术联盟的指挥所。

youdao

A useful scenario is to use a UNION ALL view to model a merger, where each branch of the UNION ALL operation represents data from a branch or division of a company.

一个有用的场景是使用UNION ALL视图来为合并建模，其中UNION ALL操作的每个分支表示来自一个分公司或公司某部门的数据。

youdao

He described Union cooperation in Africa, including the deployment of two military operations in the Democratic Republic of the Congo and one in Chad, as well as a naval operation off the coast of Somalia and assistance for the African Union operation and the Transitional Federal Government in the country.

UN: Security Council

Few wanted to remember that two years later, when the Germans invaded the Soviet Union in Operation Barbarossa.

ECONOMIST: How Stalin and Hitler enabled each other��s crimes

Specifically, because we know the importance of peace in Darfur I am announcing today more help from Britain to train, equip and deploy African troops for the joint UN-African Union peacekeeping operation.

BBC: In full: Brown security statement