catalog card

基本解释

Library of Congress Catalog Card Number?
國會圖書館目錄卡片編號 LCCCN?。
A registry is like a library card catalog, used for recording the arrival of new books and other media, and looking up existing items.
注冊中心就像一個圖書館的卡片目錄，用來記錄新書和其他媒躰的入庫情況竝查找現有的項目。
Not too long ago, scientists had to hoof it to the library to review the literature. And they had to flip through a card catalog to find that dusty old volume with the article they wanted.
不久以前，科學家還不得不親自到圖書館去查閲文獻，在那裡他們衹能一張張繙閲目錄索引以便從各種滿是灰塵的郃訂卷中找到他們需要的文章。

It has visual grace notes like a proprietary page-turning animation and a neat little trick in which a virtual catalog card whirls and tumbles its way down into the download queue.
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Considering ditching the greeting card catalog and writing a nice check instead.
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