preserver
noun /prɪˈzɜːvə(r)/
/prɪˈzɜːrvər/
- [countable] a person who makes sure that a particular situation does not change
保护人;维护者;保存者 - The police are the preservers of law and order.
警察负责维持治安。
- The police are the preservers of law and order.
- [countable, uncountable] a substance used to prevent wood from decaying (= being destroyed by natural processes)
see also life preserver木材防腐剂