One thing not yet shown here is how a policy attachment can link to a service definition on one hand, and link to a policy on the other hand, when both are loaded in the registry as separate files.

这里还未说明的一件事情在于，当在注册中心将服务定义和策略作为单独的文件加载时，策略附件如何在一方面链接到服务定义，在另一方面链接到某个策略。

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When the recipient double-clicks the attachment and opens it, the link will open the database that it links to.

当接收者双击附件并打开它时，链接将打开它链接到的数据库。

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Employees often make simple mistakes like clicking on a foreign attachment or a link with a strange URL, which allows hackers to access a company's information.

员工往往会犯一些低级的错误，比如点击了一个外部附件，或是点击了一个陌生的网址，这样一来，黑客就有了接触公司信息的机会。

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In Safari, for example, you can Tweet a link to a Web page, send it via Messages or e-mail it as a link, a PDF attachment or inside the message's body.

CNN: Review: Mac's Lion adventure continues

"Spear-phishing" typically works by sending fake e-mails that look like legitimate correspondence, but which link to a malicious website or file attachment.

BBC: The White House as seen on 17 March 2010