dateless
音標['deitlis]中文翻譯：
a. 無日期的, 無限期的, 遠古的, 經住時間考驗的, 無伴侶的
dateless
英文解釋：
形容詞 dateless:
- having no known beginning and presumably no end同義詞：endless, sempiternal
- of such great duration as to preclude the possibility of being assigned a date
- not bearing a date同義詞：undated
- unaffected by time同義詞：timeless