At the drop of a hat idiom sentence關於「At the drop of a hat idiom meaning and sentence」標籤，搜尋引擎有相關的訊息討論：
AT THE DROP OF A HAT - Cambridge English Dictionarydictionary.cambridge.org › dictionary › english › at-the-drop-of-a-hatAT THE DROP OF A HAT definition and meaning - Collins Dictionarywww.collinsdictionary.com › dictionary › english › at-the-drop-of-a-hatAt the Drop of a Hat M