She had her ears 'pierced'. = She 'pierced' her ears. [=she had holes made in her ears so that she could wear earrings]
The fog was 'pierced' by a dim light. [=a dim light could be seen through the fog]
The troops 'pierced through' the enemy's defenses.
(..) Okay, going in. Yes. Okay. We've got a group of cool girls at o'clock. - How do you know? - Double ears pierce. Infinity scarf. - Whoa. Is she wearing eye shadow? - Yeah. We want to be friends with them. - Let's go talk to them. - Are you kidding. We're not talking to them. (..)2015 Inside Out