The twist is not a formal device, but a way of thinking.

所谓的扭，并不是什麽实质装置，而是一种思考方法。

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The UML model is more refined and formal, but it remains synthetic and readable because it is intended primarily as a communication device between the team members.

UML 模型更加精确和形式化，但仍然是综合性的和可阅读的，因为其主要目的是作为小组成员之间的交流工具。

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Policies may include password requirements, formal security audits, usage tracking, wireless device usage, removable media concerns, personal use limitations, and user training.

这些政策可以包括密码验证，正式的安全审核，使用跟踪，无线设备的使用，有关可移动媒体的关注，个人应用的限制和用户培训。

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As with Gloria's own isolation, Mr Flusfeder has a formal device for suggesting the terrible uncertainty that descends on the city, erasing any sense of boundary or safety.

ECONOMIST: Lost in Warsaw

The device, which received no formal introduction during its host device's launch event, first appeared in the "press kit" bag that attendees received on the way out the door.

ENGADGET: Samsung HM5100 Bluetooth S Pen makes a surprise debut in our Note 10.1 'press kit,' we pencil in a chat (hands-on)

Fewer controls apply to research done by private companies with private money, and if the research is not on a drug or device that is federally regulated, it may be subject to no formal controls beyond the risk of liability.

ECONOMIST: Don��t let it happen again