Don't get mixed up in their secret action.

别参与他们的秘密行动。

It's not a happy thought, but your kids could get mixed up in gangs or bad scenes.

这些想法很扫兴，你的孩子有可能会加入帮派，或者做坏事。

Why did you get mixed up in that drugs racket?

你为什么要参与那总毒品买卖？