English news items are cited to explore the pragmatic functions of the passive voice: foregrounding and backgrounding, hinting, evasion and ambiguity.
通过对英语新闻的实例分析，本文探索了被动态的几种语用功能，即削弱和突出、暗示、避嫌及歧义。
The development process of MIS applications with object-oriented method is related to form design, data base subsystem design, associated design of foregrounding and backgrounding.
运用面向对象的设计方法开发信息管理系统应用程序的过程，体现在窗体设计、数据库管理子系统设计和前后台操作的关联设计三个方面。
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