/'prɪsti:n, also 'prɪstaɪn; `prɪstin/
adj
1 (a) in its original condition; unspoilt 原始状态的; 未受损的
*a pristine copy of the book's first edition 保持第一版之原貌的一本书.
(b) (approv 褒) fresh and clean, as if new 新鲜而纯净的; 清新的
*in pristine condition 处于全新的状况
* The ground was covered in a pristine layer of snow. 地上覆盖着一层皑皑积雪.
2 [attrib 作定语] (rhet 修辞) primitive; ancient 原始的; 远古的
*a remnant of some pristine era 某原始时期的残迹.

adj
[Date: 1500-1600; Language: Latin;Origin: pristinus]
extremely fresh or clean
　a pristine white shirt
something that is pristine is in the same condition as when it was first made
　The car has been restored to pristine condition .
not spoiled or damaged in any way
　pristine African rainforest