英语语法分析

My father used to work in counterintelligence.

我父亲曾经在反情报机关工作。

This article discusses the relationship between Enterprise Counterintelligence and Information Security.

文章分析了反竞争情报与企业信息安全的关系。

Counterintelligence is an active defense method to protect the secret and normal operating of companies.

反竞争情报是保护企业的秘密和正常经营的一种积极防御方法。