Application logic can invoke or deliver services using a range of programming models and techniques without considering whether the connection is direct or whether it traverses an ESB.

应用程序逻辑可以使用各种编程模型和技术调用或交付服务，而无需考虑是直接连接还是通过ESB传递的。

youdao

The standard services for managing metadata and image files provide application programming interfaces (APIs) for uploading, downloading, querying, and updating documents.

管理元数据和图像文件的标准服务提供用于上传、下载、查询和更新文档的应用程序编程接口 (API)。

youdao

Consuming these services requires figuring out and understanding the sometimes complex Application Programming Interfaces (APIs).

有时候，调用这些服务需要学习和理解一些复杂的应用程序编程接口(Application Programming Interface, API)。

youdao

Jolicloud is a stripped down operating system that, instead of running software, connects to Web services using their application programming interface (API).

FORBES: The Disposable Operating System

Earlier this week the streaming hi-fi hardware maker Sonos announced that it was opening up its API (Application Programming Interface) so that music services could build apps - and those already include Spotify.

BBC: Spotify goes apptastic

According to TechCrunch, buying TokBox added new services that Telefonica could offer developers through its BlueVia Application Programming Interface (API) platform: these already included voice, messaging and billing APIs when the TokBox deal closed.

FORBES: If You Can't IPO, Telefonica Might Help