thumb index

名词 n.
中文释义

英文释义

名词 n.
  1. A series of alphabetically marked or otherwise labelled semicircular cut-outs in the fore edge of a large reference book, encyclopaedia, Bible, etc., that allows quick access to various parts of the text.

词形变化

thumb indexes plural
0 次浏览 数据来源: Wiktionary