非常大的部署可能对每个业务单元增加第三层级的 ESB，以便将服务请求中转到该单元。

Very large deployments might add a third hierarchical-level ESB per business unit to mediate service requests local to that unit.

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美国在波斯湾的盟友科威特和沙特阿拉伯仍在第三层级国家名单之内，其它首次被列入的国家有6个非洲国家，以及黎巴嫩、土库曼斯坦、委内瑞拉和密克罗尼西亚。

U.S. Persian Gulf allies Kuwait and Saudi Arabia remain as Tier 3 states, joined for the first time by, among others, six African states, Lebanon, Turkmenistan, Venezuela and Micronesia.

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美国在波斯湾的盟友科威特和沙特阿拉伯仍在第三层级国家名单之内，其它首次被列入的国家有6个非洲国家，以及黎巴嫩、土库曼斯坦、委内瑞拉和密克罗尼西亚。

U. S. Persian Gulf Allies Kuwait and Saudi Arabia remain as Tier 3 states, joined for the first time by, among others, six African states, Lebanon, Turkmenistan, Venezuela and Micronesia.

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