timeless
adjective /ˈtaɪmləs/
  /ˈtaɪmləs/
(formal)- not appearing to be affected by the process of time passing or by changes in fashion不受时间影响的;无时间性的;永不过时的 - her timeless beauty她的永恒的美丽 
- His work has a timeless quality.他的作品具有永恒的品质。 
- The whole valley seemed to be under a spell, in a timeless past unaffected by world events.整个山谷似乎被施了魔法,置身于一个不受世界事件影响的永恒的过去。 
 
- her timeless beauty
- existing or continuing forever永存的;永远的;永恒的;永久的 - timeless eternity万古长存 
 
- timeless eternity