A clothes drier is designed for the purpose of generating heat, so you can avoid bringing more heat into your home by drying your clothes on a line (or anything you can hang them on, for that matter).

衣物烘干机是以产生热量为目的，所以你可以把衣服挂在绳子上晾干来避免室内产生更多的热量。

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Originally the RDF standard was designed for the specific purpose of describing resources, content, and relationships on the Web.

RDF标准最初设计的目的是描述Web上的资源、内容和关系。

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The bank's modellers go on to say that they prefer to study finance with specialised models designed for that purpose.

银行的模型设计者仍然说他们偏爱通过为某种目的设计的特定模型来研究金融。

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Even if you are a staunch proponent of U.S. biofuel policy, it is hard to argue that the current subsidy on grain ethanol serves the purpose it was designed to serve.

FORBES: Washington's Foolish Fuel Policy

These original classes proved so popular that in 2008 she closed the hotel and moved into a new purpose-designed cooking school in Sultanahmet, where she now offers hands-on half-day classes focussing on traditional Anatolian dishes.

BBC: Top five Istanbul cooking courses and food tours