index card
英 [ˈɪndeks kɑːd]
美 [ˈɪndeks kɑːrd]
n. 索引卡
牛津词典
noun
- 索引卡
a small card that you can write information on and keep with other cards in a box or file
柯林斯词典
- 检索卡片
Anindex cardis a small card on which you can write information. Index cards are kept in a box, arranged in order.