To riffle papers or a book is to run your thumb along the edge so the pages flip past quickly — just enough to glimpse what is there, not to read, and not to search hard. You riffle through a magazine in a waiting room; you riffle a pile of letters to see if yours is in it. The movement is light and quick.

To riffle papers or a book翻閱文件或一本書的時候riffle，is to run your thumb along the edge就是用大拇指沿著書頁邊緣滑過，so the pages flip past quickly讓書頁快速地翻過去——just enough to glimpse what is there只是要瞄一眼裡面有什麼，not to read不是要真的讀，and not to search hard也不是要仔細找。You riffle through a magazine in a waiting room你在候診室裡riffle一本雜誌；you riffle a pile of letters to see if yours is in it你riffle一疊信件，看看有沒有你的。The movement is light and quick這個動作又輕又快。

Though actually, English also has rifle through, which sounds almost the same. That one is for digging in a hurry, often looking for something. Riffle is the gentle flick of the edges.

Though actually不過實際上，English also has rifle through英文還有一個rifle through，which sounds almost the same聽起來幾乎一樣。That one is for digging in a hurry那個字是指匆忙翻找，often looking for something通常是在找什麼東西。Riffle is the gentle flick of the edgesriffle則是輕輕撥動書頁邊緣的那種動作。

Card players also riffle a deck, splitting it and letting the cards fall together; that is the same quick-flip idea, only with cards.

Card players also riffle a deck玩牌的人也會riffle一副牌，splitting it and letting the cards fall together把牌分成兩半，讓牌交錯落下；that is the same quick-flip idea, only with cards這跟前面快速翻動的概念一樣，只是換成了紙牌。