复制通过扩展仅发生在Firefox中，而数据则被保存到了一个Atom xml提要中。

Copying occurs only within Firefox through an extension, with data saved to an Atom XML feed.

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船舶责任终止条款规定，船舶责任终止人仅与船舶所有人享有留置权享有共同扩展权。

The cesser clause has established that the cesser of liability is assumed co-extensive only with the lien given to the shipowner.

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尽量尝试将您的扩展函数设计为仅使用双精度、字符串、布尔和节点集作为实参和返回值的类型。

Try to design your extension functions so that they use only doubles, strings, booleans, and node-sets as both arguments and return values.

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