of such great duration as to preclude the possibility of being assigned a date
not bearing a date
同义词:undated
unaffected by time
同义词:timeless
dateless详细解释
date.less
adj.(形容词) Having no date whatsoever. 无日期的,未注明日期的:无论什么都没有日期的 So ancient that no date can be determined. 年代不可考的:古老得无法确定日期的 Having no limits in time; timeless. 没有时间限制的;永恒的