in your element

成語所屬單字element

in your element — 慣用語

1. Being in a situation where you feel confident and happy because you are doing so

1.慣用語
釋義

如魚得水

Being in a situation where you feel confident and happy because you are doing something you are good at.

例句

Maya was in her element while teaching the art class.

Is Brian in his element when he's fixing cars?