| 单词 | perpetual calendar |
| 释义 | perpetual calendar in American English1. a calendar mathematically arranged so that the correct day of the week can be determined for any given date over a wide range of years 2. a desk calendar adjustable for each of many years perpetual calendar in American Englishnoun 1. a calendar devised to be used for many years, as in determining the day of the week on which a givendate falls 2. a desk calendar with months, days, and dates that can be changed, as by adjusting various dials, so that it may be used over and over for many years Word origin [1890–95]This word is first recorded in the period 1890–95. Other words that entered Englishat around the same time include: cholesterol, historicism, neoclassicism, plein-air, wirelessExamples of 'perpetual calendar' in a sentence |
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