本文将使用端到端示例，来演示 EJB 如何用作与 BPEL 业务流程相关的客户机和服务。

This article uses an end-to-end example to demonstrate how EJBs can act as clients and services in relation to BPEL business processes.

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应用层和传输层使用端到端协议。

The application layer and the transport layer use end-to-end protocols.

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克洛维斯人使用的矛头和后期的矛头有些不同，克洛维斯矛头的石基座是薄的，即越接近基座（接在矛上的一端）越薄。

The point used by Clovis people differs slightly from later points, in the way that the base of the stone is thinned—it's thinner toward the base, the part that's attached to the spear.

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And then there are other client side IDEs we'll also empower you with.

还有一些其他的客户端编辑软件,我们也授权给，你们使用。

哈佛公开课 - 计算机科学课程节选