| 释义 |
ˈready ˈreckoner
[ready a.]
A table, or collection of tables, showing at a glance the results of such arithmetical calculations as are most frequently required in ordinary business, housekeeping, etc.
1757D. Fenning (title) The Ready Reckoner; or, Trade's most useful Assistant. 1811S. Simpson (title) The Readiest Reckoner ever invented. 1838Dickens Nich. Nick. i, Abstract calculations of figures, or references to ready⁓reckoners. 1851Mayhew Lond. Labour I. 327/1 This book..contains a diary.., an almanack, a ready-reckoner [etc.]. |