illegal act的用法和樣例：
例句
- We knew this case was traumatizing, but there's a whole range of illegal activity people are embarrassed about.
我們知道這個案件可能使別人心理受到傷害，但還有很多非法行為使人們覺得尷尬。 - On the other hand, DW told DC excitedly that he may start investigating into STH's illegal activites.
另一方面東旭興奮地告訴東哲說，可能會對申泰煥的非法行為進行調查。
