This approach is obviously limited to call level interface (CLI) programs, but it's very fast.

这种方法显然只限于调用层接口(CLI)应用程序，但是它非常快。

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The upper level of the SCSI subsystem represents the highest-level interface from the kernel (the device level).

SCSI 子系统的较高层代表的是内核（设备级）最高级别的接口。

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WebGL, though, is a very low-level interface many programmers can't be expected to master, especially in the sometimes lightweight world of casual online gaming.

尽管WebGL是非常底层的操作界面，程序员可能并不太乐于去掌握它，尤其是对于那些轻量级休闲网络游戏的开发者来说。

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BizTalk Orchestration: A component of the BizTalk Server 2000, BizTalk Orchestration is designed to let developers and business analysts work together to define and modify business processes in applications using a visual, workflow-like interface, instead of having to do so at the more complex and cryptic "low-level" software interface level.

CNN: Technology - Gates offers developers glimpse of Next Generation Windows

Windows Phone places a greater emphasis on contacts via its People Hub, making it easier to see in one place the various activities and updates from a range of people and even pin people (or rather, thankfully, their digital representations) on the top level of the user interface.

ENGADGET: Switched On: Battling for the bronze

App.net expects third-party developers to take the interface to the next level and to create the features users love.

FORBES: Twitter Alternative, App.net, Builds A Developer Ecosystem