aflutter
adjective [ after verb ] humorous uk/əˈflʌt.ər/ us/əˈflʌt̬.ɚ/
激动不安的;紧张兴奋的
excited and nervous
I'm all aflutter about meeting him after so long. 久别后将再次见到他，我激动不已。
Paul had walked into the room and set my heart aflutter. 保罗走进了房间，我紧张得心怦怦直跳。