in your element
處于熟悉或舒適狀態;在自己最擅長的領域中
口語·表達某人做擅長事時的舒適狀態
英文釋義
to be in a situation or environment where one is comfortable or confident
例句
She's a natural teacher; put her in front of a class and she's in her element.
典故來源
源自煉金術和古希臘哲學中的‘元素’概念,指人處于最適合自己的環境時,就像元素回歸本位一樣自然和諧。