单语范例（未经PONS编辑处理）
In either case, his calendar was more accurate to the mean tropical year than the Gregorian calendar of 500 years later.
en.wikipedia.org Likewise, the proleptic Gregorian calendar is occasionally used to specify dates before the introduction of the Gregorian calendar in 1582.
en.wikipedia.org The Gregorian calendar was officially adopted in 1895, but traditional holidays and age reckoning are still based on the old calendar.
en.wikipedia.org Instead, it follows the Gregorian calendar closely in that.
en.wikipedia.org These complaints were finally addressed by the construction of the Gregorian calendar.
en.wikipedia.org