文章借助焦点理论，从共时和历时两个方面入手，对这种否定成分后置的“把”字句进行考察和分析。

This article studies and analyzes this BA-construction both synchronically and diachronically by means of the focus theory.

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笔者从信息结构的角度，应用焦点理论对上述两句中的“来”作出了统一的解释，证明“来”是句子的焦点标记。

The paper explains 'lái' with the structure of information, using the theory of focus to prove that they have the same function and are the focus marker of the sentence.

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许多关于青少年犯罪原因的理论都把焦点放在个人或社会作为主要的促成影响上。

Many theories concerning the causes of juvenile delinquency focus either on the individual or on society as the major contributing influence.

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In the spring, our courses focus, not so much on the theory, but now move to the application of positive psychology since it's a master of applied positive psychology.

春季，我们的课程，不再以理论为焦点，而是转向积极心理学的应用,因为这是应用积极心理学硕士学位。

哈佛公开课 - 幸福课课程节选