obfuscation

这种软件使用了复杂的代码混淆技术来保护知识产权。

The software employs advanced ___obfuscation techniques to protect intellectual property.

律师使用复杂的法律术语来故意模糊案件的关键细节。

The lawyer used complex legal jargon as a deliberate ___obfuscation of the case's key details.