The dielectric material can define a path for the optical signal, and can be wrapped in a sheath which aids in keeping the optical signal along the path.

所述介电材料可界定用于光信号的路径，且可包裹在护套中，所 述护套有助于保持所述光信号沿着所述路径。

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In this model, for example, you can define multiple paths to a given resource, with the available path being used and the redundant path used upon failure.

在这个模型中，您可以为一个给定资源定义多条路径，正常情况下使用可用路径，故障发生时使用冗余路径。

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You can also define an extends attribute to specify a relative path to the base requirement in order to create an extension.

您还可以一个 扩展 属性，从而为创建扩展确定一个基础需求的相对路径。

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It was clear from these events that Africa had to define a new path that did not require classical foreign assistance.

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While the area continues on a path to define itself, it has become evident that companies large and small all want to become involved from established brands (venture capital funds, production companies, talent agencies, studios, etc.) to the out-of-nowhere, newly-formed incognito ventures, everyone has caught a startup bug and seems to want to participate in this new emergence.

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